Answer:
It is called condensation
Explanation:
What term refers to a group of nerve cells that are connected to one another?
A. neuron
B. nerve network
C. brain
D. cerebrospinal fluid
Hello there
i am looking for some quick help on this question thank you.
Liquid B has a mass of 75 g and a volume of 25 ml. What is liquid B's density?
1: .33 g/ml
2: 3 g/ml
3: 75 g
4: 25 ml
Answer:
To measure the density of a liquid you do the same thing you would for a solid. Mass the fluid, find its volume, and divide mass by volume. To mass the fluid, weigh it in a container, pour it out, weigh the empty container, and subtract the mass of the empty container from the full container.
Explanation:
Answer:
[tex] \rho = \frac{mass}{vol} \\ = \frac{75 \: g}{25 \: ml} = 3g .{ml}^{ - 1} [/tex]
Which electron transition emits electromagnetic radiation with the highest energy?
n = 2 to n = 1
n = 6 to n = 2
n = 6 to n = 3
n = 4 to n = 1
Answer:
So, you can say that in a hydrogen atom, an electron located on
n i=2
that absorbs a photon of energy
4.85⋅10−19
J can make the jump to n f=6.
What is the electron configuration for Cs^1+ ?
Answer:
electron configuration Cesium Electronic Configuration [Xe] 6s1
Explanation:
Which two substances are among the four major types of organic
compounds made by living things?
A. Potassium
B. Water
C. Carbohydrates
D. Proteins
Answer: Carbs and proteins
Explanation:
Answer:
the answer is proteins
Explanation:
did the problem
HELP!! fill in the blank using the word bank please (picture attached).
17 Polly has a pencil that is 21 cm long. How long is the pencil
Answer:
The pencil is 8.268 inches
from the illustration of the potassium atom fill in the periodic table selection
Answer:
2 electrons
8 electrons
8 electrons
1 electron (just count in the rings for these ones)
19 protons (it says "P=19" in the middle. The P stands for Protons)
K (it's from Latin medieval Latin "kalium")
39 (add proton and neutron amounts to get the approximate atomic mass--electrons are negligible)
Explanation:
MARKING BRAINLIEST!! HURRY
A car moves on the road and a rock falls off a cliff.
Which statement is correct?
Both car and rock have kinetic energy.
Both car and rock have only potential energy.
The car has only kinetic energy and the rock has only potential energy.
The car has zero potential energy and the rock has zero kinetic energy.
Answer:
3rd choice
Explanation:
Answer:
they both have kinetic energy
Explanation:
because they are both in motion
draw a conclusion a weather balloon carries sensing instruments very high altitudes to detect weather information. a weather balloon is filled near earth's surface with a low density gas. describe what happens to the particles the pressure, and the volume inside the balloon as it rises.
Answer:
im sorry the answer if i did i would
Explanation:
what is kinetic enegry
Kinetic energy → the kinetic energy of an object is the energy that it possesses due to its motion
For an example ↓
Under which of the following circumstances might a person develop capgras delusion?
A. during childhood as a result of an emotional shock
B. as a result of a family predisposition to the condition
C. following a head injury that cause brain trauma
D. due to normal aging processes on the brain
Answer:
a
Explanation:
What molecular shape is oxygen dibrimide
Answer:As predicted by VSEPR theory, the molecule adopts a "bent" molecular geometry similar to that of water.
Explanation:
A reaction occurs that results in a molecule with two atoms of the same element. The atoms share six electrons. Which molecule could be the product of the reaction?
Si2
N2
O2
F2
Answer:
n2 is correct
Explanation:
i took it just now. :)
The product of this reaction could be N2.
Among the options, only atoms of nitrogen have five electrons on their outermost shell.
The fact that they have five electrons in their outermost shells implies that they can combine by sharing six electrons in a triple bond.
When this occurs, each of the nitrogen atoms involved in the bond now has an octet of electrons. Hence, the product formed when the atoms share six electrons. Which molecule could be the product of the reaction is N2.
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In 1988, three gray whales were trapped in Arctic ice. Television crews captured the frantic attempts of hundreds of people to save the whales. Eventually, a Soviet icebreaker and U.S. National Guard helicopters arrived to help free the whales. The cost of the rescue mission exceeded $5 million.
i. Write a scientific question related to the whale story.
ii. Write a nonscientific question related to the whale story.
The scientific question related to the whale story is how were the whale's rescued? The non-scientific question related to the whale story is what was the need for spending such large amount of money?
What is a scientific question?It is a one where an investigation can be designed and can be approached to completion in order to find out an answer.This can be done without doing different investigations.
It should have valuable information and should have the potential that it can be answered by direct observations.It should always lead to a hypothesis.
A scientific question must have the following characteristics:
It must have an objective and should be testable.It should focus on an independent variable and a dependent variable.It should be feasible and coherent.Whereas, characteristics of a non -scientific question is that they are broad,and have many variables to be tested.
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A spoonful of table salt dissolve in a bowl of soup is what change?
Answer:
Dissolving a solid in liquid, such as table salt in water, is a physical change because only the state of the matter has changed.
Explanation:
When a spoonful of table salt (sodium chloride, NaCl) dissolves in a bowl of soup, a physical change occurs because, the chemical composition of the salt (sodium chloride) remains the same; it's just dispersed in the liquid. This change is known as dissolution or dissolving.
Here's what happens;
Physical Mixing: When you add the salt to the soup, the salt crystals mix with the liquid soup. The salt particles spread out and become evenly distributed throughout the soup.
Solute and Solvent: In this process, the salt is the solute, and the soup is the solvent. The solute is the substance being dissolved (salt), and the solvent is the substance that does the dissolving (soup).
Ion Formation: As the salt crystals dissolve, the sodium (Na+) and chloride (Cl-) ions that make up the salt separate from each other. The water molecules in the soup surround and interact with these ions, helping to pull them apart from the crystal structure.
Ionic Interaction: The charged ions from the salt interact with the polar molecules in the soup, particularly the water molecules. This interaction forms a solution, where the salt ions are evenly dispersed throughout the liquid.
Homogeneity: The resulting mixture appears uniform and homogeneous. You can't easily distinguish the salt from the soup, and the taste of the soup becomes salty due to the presence of dissolved salt ions.
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Light-DEPENDENT reactions do NOT involve which of the following?
A. sunlight
B. chlorophyll
C. water
D. carbon dioxide
Answer:
The answer to your question is D. carbon dioxide
Explanation:
Light-DEPENDENT → The light-dependent reactions convert light energy into chemical energy.
2 H2O(l) → 2 H2 (g) + O2 (g) ΔH°rxn = +572 kJ Determine the heat associated with the reaction (qrxn, in kJ) when 4.85 grams of H2(g) is produced.
The heat associated with the reaction (qrxn, in KJ) when 4.85 grams of H₂ is produced is +693.55 KJ
Balanced equation2H₂O → 2H₂ + O₂ ΔH°rxn = +572 KJ
Molar mass of H₂ = 2 × 1 = 2 g/mol
Mass of H₂ from the balanced equation = 2 × 2 = 4 g
SUMMARY
From the balanced equation above,
When 4 g of H₂ is produced, 572 KJ of heat where needed.
How to determine the heat requiredFrom the balanced equation above,
When 4 g of H₂ is produced, 572 KJ of heat where needed.
Therefore,
When 4.85 g of H₂ is produced = (4.85 × 572) / 4 = +693.55 KJ of heat will be required.
Thus, +693.55 KJ of heat is required for the reaction.
Learn more about stoichiometry:
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Why is land more vulnerable to wind erosion during droughts?
A: Excessive rainfall causes soil to erode.
B: Plants that hold the soil die off.
C: High temperatures dry out the soil.
D: Cold temperatures cause soil to freeze.
PLS GUYS HELP!!!! Examine the table with the distances and times recorded for five different trains. Calculate the average speed for each train and select the correct answer choices. Select ALL that apply.
Answer:
A: Train I had the fastest average speed
C: Trains II and V had the same average speed
E: Trains III and IV had the same average speed
Explanation:
PLEASE HELP ME WITH THID IFK IT!! ILL GIVE YOU EXTRA POINTS
Which factor causes Earth’s seasons?
Answer:
The sun's position near earth
Explanation:
Describe how you will separate suspension from colloidal solution?
Answer:Unlike those in a suspension, particles in a colloid do not separate when sitting still. The particles in a suspension may be separated by filtration unlike those in a colloid. Colloids are able to scatter light, but suspensions cannot transmit light
_________ is when humans choose the traits of an organism.
Your answer should be -selective breeding
[tex]hope that helps[/tex]
At 25 degrees what is the [H+] and pH of a solution with a [OH] = 3.2 x 10^8 M?
Answer:
0.4699
Explanation:
Which two of these formulas have an equal number of carbon atoms present?
1 - MG3(PO)2
2 - Na SO4
3 - NO3(CH3)3
4 - C&H 206
5 - Al(NO3)3
3 and 4
1 and 2
3 and 5
3, 4, and 5
Choose the correct answer.
Answer:3 and 4
Explanation:I got it right on a quiz.
Answer:
3 & 4
Explanation:
Which electron transition would result in the emission
of energy?
A) 3s to 4s
B) 3p to 4p
C) 3s to 3p
D) 4p to 4s
HELP PLEASE!!
Answer:
When the electron transits from an excited state to its lower energy state, it will gice off the same amound of energy needed to raise to that level. This emitted energy is a photon.
The answer is C, 3s to 3p.
Describe the five layers of the earth by providing the following information for each layer:
Name of the layer
Composition
Average temperature
Average thickness
make simple! pls
Answer:
answers below
Explanation:
Lithosphere/ Crust- made of large plates that move, average thickness is 30 km, average temperature is 25 degrees Celsius
Inner Core- made of solid iron, 1,200 km thick, 7,000 degrees Celsius
Outer Core- made of a dense liquid of iron and sulfur, 2,250 km thick, 4,000 degrees Celsius
Lower Mantle- made of solid rock, 2,200 km thick, 3,000 degrees Celsius
Asthenosphere/ Upper Mantle- made up of solid rock that flows due to plasticity, 720 km thick, 850 degrees Celsius
one two three four five six
Answer:
7
8
9
10.
better check book pages for this kinda answer.
What is the answer with the proper significant figures 7.6+2.401+0.68=
Answer:
10.7
Explanation:
The addition of 7.6 + 2.401 + 0.68 = is 10.681.
According to the addition of sig figs, you want your answer to have the same amount of places, after the decimal point, as the least sig-fig figure.
7.6
2.401
0.68
+
----------
10.681 - Draw a line straight down from the least sig-fig figure (7.6)
So the maximum figure after the decimal point is one. Since 8 is greater than 5, you have to round up from 10.6 to 10.7.