1. What is the mass of 1.55x1024 atoms of calcium? grams 2. How many calcium atoms are there in 33.4 grams of calcium? atoms 1. How many MOLECULES of nitrogen dioxide are present in 1.57 grams of this compound? molecules. 2. How many GRAMS of nitrogen dioxide are present in 2.77x1022 molecules of this compound? grams. 1. How many GRAMS of chromium(III) bromide are present in 2.83x1022 formula units of this compound? grams 2. How many formula units of chromium(III)...
How many grams of calcium phosphate can be produced from 5.00 grams of calculate hydroxide according to the following equation? Ca(OH)_2 (aq) + H_3 PO_4 (aq) rightarrow H_2 O_(l) + Ca(PO_4)_2 (s)
2.) How many grams of lithium bromide are dissolved in 125.0 grams of solution that is 5.00% sodium iodide by mass? 3.) How many milliliters of a 20.0% antibiotic solution must be administered to a patient who needs 1.75 grams of antibiotics? Assume the density of the solution is 1.18 g/mL.
1. The calcium ion concentration on a blood test reads 9.2 mg/deciliter. How many calcium ions are contained in 1mL of blood? The sodium ion concentration on a blood test reads 0.140M. How many grams of sodium ions are contained in 1mL of blood? 2.
1. How many grams of Pb2+ are present in 2.54 grams of lead(II) bromide? grams Pb2+ 2. How many grams of lead(II) bromide contain 1.26 grams of Pb2+? grams lead(II) bromide. 1. How many grams of Cu2+ are present in 3.92 grams of copper(II) iodide? grams Cu2+ 2. How many grams of copper(II) iodide contain 1.28 grams of Cu2+? grams copper(II) iodide.
How many grams of calcium chloride were used if 2.512 grams of calcium oxalate monohydrate were produced, assuming a 100% yield. This means all of the calcium chloride was converted to calcium oxalate monohydrate. Report your answer to 3 decimal places in grams.
How many grams of calcium chloride were used if 2.498 grams of calcium oxalate monohydrate were produced, assuming a 100% yield. This means all of the calcium chloride was converted to calcium oxalate monohydrate. Report your answer to 3 decimal places in grams.
How many grams of calcium chloride were used if 2.442 grams of calcium oxalate monohydrate were produced, assuming a 100% yield. This means all of the calcium chloride was converted to calcium oxalate monohydrate. Report your answer to 3 decimal places in grams.
How many grams of solid ammonium bromide should be added to 1.50 L of a 0.113 M ammonia solution to prepare a buffer with a pH of 10.180 grams ammonium bromide How many grams of solid ammonium bromide should be added to 0.500 L of a 0.262 M ammonia solution to prepare a buffer with a pH of 8.420 ? grams ammonium bromide- 8
21 How many moltsum brenda vendoset 123.0 pour nomina scos usumboniere 2.) How many grams of lithium bromide are dissolved in 125.0 grams of solution that is 5.00% lithium bromide by mass?