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Please Help me!! NaCl(aq)+Hg2(C2H3O2)2(aq)→ Express your answer as a chemical equation. Enter noreaction if no precipitate is formed

calculate how many moles of the product form when 2.57 mol of Na completely reacts. Assume that there is more than enough of the other reactant. 2Na(s)+O2(g)→Na2O2(s)

Please help me!!! For the reaction, calculate how many grams of the product form when 3.0 g of Cl2 completely reacts. Assume that there is more than enough of the other reactant. 2Na(s)+Cl2(g)→2NaCl(s)

Sulfuric acid can dissolve aluminum metal according to the following reaction. 2Al(s)+3H2SO4(aq)→Al2(SO4)3(aq)+3H2(g) Suppose you wanted to dissolve an aluminum block with a mass of 23.7 g . Sulfuric acid can dissolve aluminum metal according to the follo...

Please help me!!! A sample of gas has a mass of 0.570 g . Its volume is 109 mL at a temperature of 95 ∘C and a pressure of 754 mmHg .Find the molar mass of the gas.

help me please! What is the pressure in millimeters of mercury of 0.0160 mol of helium gas with a volume of 214 mL at a temperature of 45 ∘C?