To change a substance from a liquid to a solid, it must be cooled to its O A. boiling point
O B. melting point
C. coefficient of heat
OD. specific heat
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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 was bohr’s contribution to the planetary model

What is the area in square meters of 448 g ai foil that has a thickness of 23921 nm? the density is 2.70 g/cm