Chemistry

Chemistry, 03.08.2019 20:50, HannaTheGurls

The process by which a new substance is created from a set of initial substances

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Chemistry, 27.06.2019 20:20, Mitchmorgan3816

Two substances, a and b, initially at different temperatures, come into contact and reach thermal equilibrium. the mass of substance a is 6.07 g and its initial temperature is 20.7 ∘c. the mass of substance b is 26.1 g and its initial temperature is 52.8 ∘c. the final temperature of both substances at thermal equilibrium is 47.0 ∘c. part a if the specific heat capacity of substance b is 1.17 j/g⋅∘c, what is the specific heat capacity of substance a? express your answer using two significant figures.

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Biology, 27.07.2019 09:30, kaytek1

What is a solvent? a a substance that is more dense than its solid form b a substance that can dissolve other substances c a substance that floats on other liquid substances d a substance that can react with other substances

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Chemistry, 24.08.2019 12:50, gabby0524

Substances a and b, initially at different temperatures, come in contact with each other and reach thermal equilibrium. the mass of substance a is twice the mass of substance b. the specific heat capacity of substance b is twice the specific heat capacity of substance a. which statement is true about the final temperature of the two substances once thermal equilibrium is reached? which statement is true about the final temperature of the two substances once thermal equilibrium is reached? the final temperature will be closer to the initial temperature of substance b than substance a. the final temperature will be exactly midway between the initial temperatures of substances a and b. the final temperature will be closer to the initial temperature of substance a than substance b.

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Chemistry, 20.09.2019 03:30, elenagarcia123

When substances react chemically to create a new substance, will that new substance have the same physical and chemical properties as the initial substance? explain your answer.

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