Chemistry

Which statement is false?a. The density of a gas is constant as long as its temperature remainsconstant.b. Gases can be expanded without limit.c. Gases diffuse into each other and mix almost immediately when put into thesame container.d. The molecular weight of a gaseous compound is a non-variable quantity.
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Prokaryotic and Eukaryotic Cells Booklet
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give me a answer!!!!!!!!!!!!!!!
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which is the best reason given to explain why metals make good electrical conductors?
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Chose any ONE state of matter and explain the space of the particles.Use a drawing to help explain.
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How many decigrams of chromium are in 3.19 x 10^23 atoms of chromium? show work
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the tree is 18 meters long is an example of
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OSSIBLES2Mulchem with what would happen we haveLangsBesiIIISkoHet* Vedhere very little proteson against uyiri, Senal amage, ara pathogens the viruses are busers35 Wd be able to be one to our body and remove carbon diote on our biker45 Wd be able to gicky react to save ourselves from daneous stations3 Wed he wable to crostate and deliver orygen ad carbon dioxide throughout our body12245Next >
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What can a scientist use to observe very small things? 1. A good pair of glasses2. Tools and technology3. The five senses4. Sense of touch
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50 PTS!!!! No links pls!What is a title name for Aerobic cellular respiration?
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Which description of salt is a physical property? No combustion Makes ionic bonds Product of mixing acids and bases Solid does not conduct electricity
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Your teacher asks you to prepare 500 mL of a 2.75 molar solution of NaCl for an upcominglaboratory experiment. Write a step-by-step procedure describing how you would carry outthis task.
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how do the densities of crystalline and amorphous polymers of the same material that have identical molecular weights compare?
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If the distance between Earth and the Moon decreased by half, how would it affect theweight of a person on Earth?
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Please help Ill give brainiest Based on seismometer data what kind of information can seismologists calculate?location, quantity, and time of damage created by earthquaketrack movements of magma in the Earth's mantle and find out when volcanos will eruptthe distance of the earthquake's epicenter, the location of the epicenter, and when tsunamis will strike coastal areastime of earthquake, magnitude and velocity, and type of seismic waves
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How do I convert the ones circled in red? Please explain how you did it dont just do it for me.
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If 10.0 kg of water occupies 10.0 liters, what is the volume in quarts?
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Sodium carbonate (Na2CO3) reacts with acetic acid (CH3COOH) to form sodium acetate (NaCH3COO), carbon dioxide (CO2), and water (H2O). A chemist carries out this reaction in a bomb calorimeter. The reaction causes the temperature of a bomb calorimeter to decrease by 0. 985 K. The calorimeter has a mass of 1. 500 kg and a specific heat of 2. 52 J/gK. What is the heat of reaction for this system? kJ.
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what is the name of the compound ZnO
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Can you help me?words: central peripheral brain spinal cord nerves interprets transmits network muscles organs network The (1). _____ and (2) _____ comprise the (3). _____ nervous system. On the other hand, (4). _____ nervous system includes network of (5). _____ . The CNS and PNS are closely associated as they constantly work together. PNS is a (6) _____ of nerves that transmits messages to the CNS. It links CNS to (7). _____ and other (8). _____ . As a command center, CNS (9). _____ messages relayed by the nerves and (10). _____ them to the organs in the body.
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What would happen if you broke a magnet in half?
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What is the stock name for chromic ion
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Which type of mixture can be separated using a sieve? A homogeneous mixture with components of varying sizes A homogeneous mixture with components of the same size A heterogeneous mixture with components of the same size A heterogeneous mixture with components of varying sizes
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