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4. Group
5. Period
6. The purpose of the zigzag line is to help recognize which elements are metals, nonmetals, and which ones are metalloids.
7. For 7, you would just draw a copy of what thorium looks like on the periodic table. You can look it up and it will come up.
9. The nickel atomic nucleus contains 28 protons while the copper atomic nucleus contains 29 protons.
10. The chlorine atom contains 17 protons while sulfur has 16 protons. The chlorine atom has only one more proton than sulfur does, meaning no element can appear between sulfur chlorine because there cannot be half a proton.
HOPE THIS HELPS :)
Related Questions
What do the lines making a circle around the high-pressure area indicate?
(science grade 6)
Answers
Answer:
Explanation:
areas of equal pressure.
What is not a physical property you can use to tell elements apart from other elements?
1. Melting point
2. Luster
3.Malleability
4. Toxicity
(PLEASE HELPP)
Answers
Answer:
I believe it is toxicity bc that isnt physical
The solid on the copper square after the experiment is called copper acetate. Write a word equation to represent what happened to substances in the experiment. Label the reactants and products in the equation.
Answers
Answer:
copper + acetic acid --> copper acetate
copper and acetic acid are reactants
copper acetate is the product
Cohesion of water molecules, giving water the ability to support forces pulling against the surface.
A. Cohesion
B. Surface tension
C. Adhesion
D. Capillary action
Answers
What is the acceleration, in m/s2, of a 50 kg object pushed with a force of 125 N?
Answers
2.5 m/s2
_____________________________________By the second newtons law of motion,
F = ma
Rearrange the formula,
a = F/m
Substituing the values,
a = 125/50
By Simplifying,
a = 2.5 m/s2
_____________________________________HOPE IT HELPS!8. PLEASE ANSWER , LIKE ACTULLY ANSWER PLZ I AM GONNA FAIL PLZ ANSWER :,(
Answers
Which choice best describes the Law of Conservation of Energy? Group of answer choices Energy is lost and cannot be recovered. Energy cannot be created or destroyed. Energy cannot be transformed. Once energy is used, it cannot be used again.
Answers
2. please answer i really need this and the answer is not 8
Answers
How many electrons does Sb have in the n = 3 energy level?
Answers
Answer:
The highest-numbered shell is the third shell, which has 2 electrons in the 3s subshell and 3 electrons in the 3p subshell.
Explanation:
Choose all the objects which are true about the phases of the moon. (Hint: There are 4 correct answers.)
Group of answer choices
phases are the shapes that the moon appears to have during the course of the month
A half circle moon is called a quarter moon.
A new moon occurs when the moon is between Earth and the Sun.
A full moon occurs when Earth is between the sun and moon
a new moon occurs when Earth is between the moon and sun.
A full moon occurs when the moon is between the sun and Earth.
a lunar cycle is approximately 28 days between new and full moon..
a quarter moon is a crescent moon
Answers
HELP MEPLEASE SOMEONE REALLY REALLY REALLY SMART PLEASE
What is the mass of an atom with seven protons, seven neutrons, and eight electrons?
EXPLAIN:
Answers
Explanation: The atom is a nitrogen atom and the mass of the atom is 14.0067 u.
Explanation: The atom is a nitrogen atom and the mass of the atom is 14.0067 u.
HELP ASAP/ If both crossing over and independent assortment occur during meiosis, which type of cells will result?
four genetically identical cells
four genetically different cells
two genetically identical cells
two genetically different cells
Answers
Answer:
sorry i am a month late but your answer will be b
Explanation:
i did the unit test review and got the answer right
Answer:
I think B
Explanation:
How does changing the Frequency affect the energy of the wave?
Answers
Hope this helps.
Please mark as brainliest...........
Which law is represented in the description that follows:
A baseball applies a force on a baseball bat an the baseball bat applies the equal force on the ball.
1st Law of Motion
2nd Law of Motion
Or
3rd Law of Motion
Answers
Explanation: The Third law is n. In the third law, when two objects interact, they apply forces to each other of equal magnitude and opposite direction.
Answer:
biraz naruto izle
Explanation:
which one is a balanced equation and an unbalanced equation? picture and equation are in the picture. thanks!
Answers
Answer:
The first is balanced and the second is unbalanced.
Explanation:
Hope I helped! Please mark Brainliest!
Answer: 1st is unbalanced 2 is balanced
Explanation:
How does radiation differ from convection? (104 points)
a Radiation can move through empty space to transfer heat; convection cannot.
b Radiation needs a medium in order for heat to transfer; convection does not.
c Radiation requires objects to have direct physical contact; convection does not.
d Radiation transmits heat by circulating particles in an object; convection does not.
Answers
why? bc it is. yup.
What law of motion is represented in the description:
In order to get the child to go faster, her sister needed to push with a larger force.
1st law of motion
2nd law of motion
Or
3rd law of motion
Answers
Which law is represented by the description:
The bottom domino is knocked out from a stack of dominoes when an outside force is applied.
1st Law of Motion
2nd Law of Motion
Or
3rd Law of Motion
Answers
Answer:
Si hay algo que sucedió entre ustedes raro o un comportamiento que tuviste con esa persona o que te vio hacer asi como le pudieron decir algo de ti que no le gustara a tu amigo hace que se comporte raro contigo
Explanation:
Energy that is absorbed by the land and water is changed into
A.visible light
B.infrared radiation
C.Ultraviolet radiation
Answers
Answer:
it's heat energy it B I'm pretty sure I did this it was correct
Explanation:
BBBBBB
What was the velocity over the entire trip?
A. -2
B. -1
C. 0
D. 1
E. 2
Answers
Answer:
D
Explanation:
Velocity =position divide by time
Maximum position is 12
Maximum time is 12
12/12=1