How many moles of H2 gas are generated when 4.0 moles of Na react? 2Na + 2H2O --> 2NaOH + H2

Which substance is a steroid? cholesterol fatty acid monosaccharide trans fat

Find the enthalpy of neutralization of hcl and naoh. 87 cm3 of 1.6 mol dm-3 hydrochloric acid was neutralized by 87 cm3 of 1.6 mol dm-3 naoh. the temperature rose from 298 k to 317.4 k. the specific heat capacity is the same as water, 4.18 j/k g. a. -101.37 kj b. 7055 kj c. 10,1365 kj

How do you calculate the mass of a product when the amounts of more than one reactant are given?