1. a balloon is filled with he gas to a volume of 2.10 l at 35 °c. the balloon is placed in liquid nitrogen until its temperature reaches –196 °c. assuming the pressure remains constant, what is the volume of the cooled balloon?
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2. gaseous chlorine is held in two separate containers at identical temperature and pressure. the volume of container 1 is 1.30 l, and it contains 6.70 mol of the gas. the volume of container 2 is 2.33 l. how many moles of the gas are in container 2?
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Which is a difference between molecular compounds and ionic compounds? select the correct answer below: question 5 options: molecular compounds typically form between a metal and a nonmetal, while ionic compounds typically form between nonmetals. molecular compounds result from the transfer of electrons between atoms to form ions, while ionic compounds result from the sharing of electrons between neutral atoms. molecular compounds are formed of discrete, neutral molecules, while ionic compounds are formed of large repeating arrays of opposite charges. molecular compounds have high melting points and high boiling points, while ionic

Express the following number in scientific notation. 0.026890 =

Apush or pull that moves or changes and object when to objects touch