What is the coefficient of H2O when the following equation is properly balanced with the smallest set of whole numbers?________ Al4C3 + ________ H2O → ________ Al(OH)3 + ________ CH4

Which element forms an acidic oxide in water?

Potassium chlorate (used in fireworks, flares, and safety matches) forms oxygen and potassium chloride when heated.KClO3(s) → KCl(s) + O2(g) What mass of oxygen gas is formed if 26.4 g of potassium chlorate decomposes completely?

Which represents the best classification(s) for the balanced reaction depicted below?

The first step in the Ostwald process for producing nitric acid is as follows:4NH3(g) + 5O2(g) → 4NO(g) + 6H2O(g).If the reaction of 15.0 g of ammonia with 15.0 g of oxygen gas yields 8.70 g of nitric oxide, what is the percent yield of this reaction?

Aluminum reacts with bromine to form aluminum bromide (used as an acid catalyst in organic synthesis).Al(s) + Br2(l) → Al2Br6(s) How many moles of Al are needed to form 2.43 mol of Al2Br6?

Methanol (CH3OH) is converted to bromomethane (CH3Br) as follows:CH3OH + HBr → CH3Br + H2OIf 12.23 g of bromomethane are produced when 5.00 g of methanol is reacted with excess HBr, what is the percentage yield?

What mass of sodium fluoride (used in water fluoridation and the manufacture of insecticides) is required to form 485 g of sulfur tetrafluoride?3SCl2(l) + 4NaF(s) → SF4(g) + S2Cl2(l) + 4NaCl(s)

One way of obtaining pure sodium carbonate is through the decomposition of the mineral trona, Na3(CO3)(HCO3)·2H2O.2Na3(CO3)(HCO3)·2H2O(s) → 3Na2CO3(s) + CO2(g) + 5H2O(g)When 1.00 metric ton (1.00 × 103 kg) of trona is decomposed, 0.650 metric ton of Na2CO3 is recovered. What is the percent yield of this reaction?

How many grams of calcium metal is required to react with 7.75 g water to produce calcium hydroxide and hydrogen gas?