To calculate the mass of NaHCO3 reacted from the moles of NaHCO3 reacted, you will need to use which of the following as a conversion factor? the molar mass of both NaHCO3 and vinegar the molar mass of NaHCO3 the mass number of NaHCO3 O the atomic number of NaHCO3

What is the mass percent of ethanol (CH3CH₂OH) if 0.0750 moles of ethanol is added to 0.350 kg of water?

what are the products?

When H,S(g) reacts with O2(g) to form H,0(g) and SO2(g), 124 kcal of energy are evolved for each mole of H,S(g) that reacts. Write a balanced equation for the reaction with an energy term in kcal as part of the equation.

Balance the following equation using the simplest whole number coefficients. __Al4C3(s) + __H₂O(g) → __Al(OH)3(s) + __CH4(8) What is the coefficient of water in the balanced equation? O 11 SO 10 O 12 6 05

A reaction is performed where 10.0 g K2S(s) are added to 250.0 mL of a 0.855 M HCl (aq) solution. Write a balanced equation for the reaction that would occur. Calculate the maximum number of moles of the gaseous product that can form? Which substance is the limiting reactant? How many moles of the non-limiting (or excess) reactant remain if the reaction goes to completion?What is the volume of the gas that forms if it is collected at 0.987 atm and 27.5°C?

Calculate the number of moles of H2 produced from 12.75 moles HCl using the following balanced reaction. 2 Ga + 6 HCl ==> 2 GaCl3 + 3 H2

What is the oxidation state of iron (Fe) in the reactant Fe(s)?   What is the oxidation state of oxygen (O) in the reactant O2(g)?

A sample of 0.75 g of hydrogen gas was obtained by reacting 32.5 g hydrochloric acid with 18.0 g magnesium. Mg(s) + 2 HCI (aq) --> MgCl₂ (aq) + H₂(g) What is the percent yield for this reaction? 100% 83% 41% 50%