What is the atomic mass of the element
1) Calculate the molar mass for each of the following.
(a) calcium sulfide, CaS
(b) calcium sulfate, CaSO4
(c) glycerin, C3H5(OH)3
2) For element X, 59.8 g corresponds to 2.6 moles. What is the atomic mass of the element?
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Calculate the number of particles in each of the following: 0.125 mole zinc atoms, Zn 0.125mole zn/ 1 mole x 65.39 zn = 8.17375 or 81.74 g zinc.
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Calculate the molar mass for each of the following: calcium sulfide, CaS. For element X, 59.8 g corresponds to 2.6 moles. What is the atomic mass of the element?
How to balance the chemical equation of aluminum and hydrochloric acid?
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Write at least three of them. How many moles of Al atoms are needed to combine with 0.565 mol of O atoms to make aluminum oxide, Al2O3?
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