Chemistry, 10.04.2021 23:20 plutoaliko99
Equation: 2Mg + O2 = 2MgO
If neither reactant is limiting and the reaction goes to completion, the mass of the product should be equal to...
a) the molar mass of the product
b) the sum of the mass of the reactants
c) the mass of oxygen gas
d) the mass of magnesium
Answers: 3
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Consider the elements bromine and chlorine; which elements has a larger ionic radius ?
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Balance and in which category does it fit in? single or double displacement or synthesis or decomposition? (a) k2 o → k + o2 (b) na + i2 → nai (c) cu(no3 )2 + naoh → cu(oh)2 + nano3 (d) kclo3 → kcl + o2 (e) ca(no3 )2 + hbr → cabr2 + hno3 (f) sn(oh)2 → sno + h2 o (g) p4 + n2 o → p4 o6 + n2 (h) fe + al2 (so4 )3 → feso4 + al (i) alcl3 + na2 co3 → al2 (co3 )3 + nacl (j) c3 h6 + o2 → co2 + h2 o
Answers: 1
Equation: 2Mg + O2 = 2MgO
If neither reactant is limiting and the reaction goes to completion, the...
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