Calculate the following: how many atoms in 0.350 moles gold

Convert 7.3 moles of calcium to grams

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how many moles in 100g Ca(OH)2

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Ca=1, C=4, H=6, O=4 ... Find compound formula and mm of the following.

Forgot the question hahaha

"electrical energy" transforms to "thermal energy".hope my answer has you : )

The answer to the question: choose the correct statement.  a) when ethane reacts with fluorine gas the product is less stable.b) addition reactions of unsaturated hydrocarbons and halogens requires a high activation energy.  c)the double covalent bond within unsaturated hydrocarbons requires a lot of energy to break.  d)the double covalent bond within unsaturated hydrocarbons can be broken easily.is: a) when ethane reacts with fluorine gas the product is less stable.