Q1. a sample of gold (au) has a mass of 45.65 g. • a) calculate the number of moles of gold (au) in the sample. show your work and highlight your final answer. b) calculate the number of atoms of gold (au) in the sample. (use your answer from part a.) show your work and highlight your final answer. q2. a sample of sodium chloride (nacl) has a mass of 28.36 g. • a) calculate the number of moles of nacl in the sample. show your work and highlight your final answer. b) calculate the number of moles of each element (number of moles of na & number of moles of cl) in nacl in the sample. (use your answer from part a.) show your work and highlight your final answer. c) calculate the number of atoms of each element (number of atoms of na & number of atoms of cl) in nacl in the sample. (use your answers from part b.) show your work and highlight your final answer.
Answers: 2
Chemistry, 22.06.2019 17:00, smelcher3900
According to the kinetic-molecular theory, what happens to a liquid when it is transferred from one container to another? the volume and the shape stay the same. the volume increases to fill the new container, but the shape stays the same. the volume stays the same, but the shape changes to fit the new container. the volume and the shape change to fill the new container.
Answers: 2
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