True or false atoms can be made up of just one type of atom

Look at the reaction below: ca(hco3)2 --> caco3 + co2 + h2o first, balance the reaction. once balanced, use dimensional analysis or another method to find out how many moles of carbon dioxide will be produced if we start with 16.5 moles of calcium bicarbonate (calcium hydrogen carbonate). = mol of co2 number needs to be reported to three significant figures.

What is the percentage composition of carbon in the compound ch4

Select the word from the list that best fits the definition the nuclear family into which a person is born or adopted.