# chemistry

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If the molecular mass for a chemical is 64.10 g/mol and the enthalpy of formation is -63 kJ/mol, the heat change will be

_____kJ when 10.0 g of this chemical is formed.

• chemistry -

It's 63 kJ for 64.10 grams, so how many kJ for 10.0 g. Just ratio and proportion OR multiply by a factor.

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