Explain what volume in ml of a hydrogen phosphate solution

Reference no: EM13532554

1. A lucky individual wins a lottery. The prize in the lottery is one mole of dollars (1.00 mol). This particular individual decides that they want to spend all of the money they just won. Being an extravagant sort, the individual decides to spend the money at a rate of exactly one million dollars per second. How many years (or fraction of a year) will it take to spend all of the money?

2. A sample of a compound containing C, H and N was burned in oxygen , and 6.60 g of carbon dioxide, 6.76 g of water and 4.50 g of nitrogen monoxide were obtained.
a. What is the empirical formula of the compound?
b. What was the mass, in grams, of the original sample that was burned?

3. A certain compound contains only lead, carbon, and hydrogen. If it contains 64.07% lead by mass and if there are two carbon atoms present for every five hydrogen atoms, what is the compound's empirical formula?

4. By analysis, a compound with the formula H3 AS Ox is found to contain 52.78% arsenic by mass. What is the value of x in the compound's formula?

5. What volume, in mL, of a hydrogen phosphate solution that is 85.5% hydrogen phosphate, by mass, contains 0.100 mole of hydrogen phosphate? The density of the solution is 1.70 g/mL.

Reference no: EM13532554

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