A solution is made by dissolving 2642g of nh42so4 in enough

A solution is made by dissolving 26.42g of (NH4)2SO4 in enough H2O to make 50.00mL of solution.

a. What is the molar mass of (NH4)2SO4?

b. What is the molarity of this solution?

A metal container holding xenon gas xe has a pressure of : a metal container holding xenon gas xe has a pressure of 458 torr at 20 degrees celcius. at what temperature will the

Determine the total number of moles of oxygen that react : given the balanced equation representing a reacction2c2h67o24co26h2odetermine the total number of moles of oxygen that

A metal container holding xenon gas xe has a pressure of : a metal container holding xenon gas xe has a pressure of 458 torr at 20 degrees celcius. at what temperature will the

A solution is made by dissolving 2642g of nh42so4 in enough : a solution is made by dissolving 26.42g of nh42so4 in enough h2o to make 50.00ml of solution.a. what is the molar mass

A compound is 400 c 670 h and 533 o by mass assume that : a compound is 40.0 c 6.70 h and 53.3 o by mass. assume that we have a 100.- g sample of this compound. what are the

Nbspcalculate the expected ph of a 250 ml solution of 0200 : calculate the expected ph of a 25.0 ml solution of 0.200 m acetic acid that is being titrated with a 0.100 m solution

The mass of a cube of iron is 324 g iron has a density of : the mass of a cube of iron is 324 g. iron has a density of 7.87 gcm3. what is the mass of a cube of lead that has the

The half life of a second order reaction in reactant a with : the half life of a second order reaction in reactant a with an initial concentration equal to 0.200 m is 45.6 sec. what