Chapter 3: Q 35E (page 169)
Question-Determine the percent ammonia (NH3) in Co (NH3)6Cl3 to three significant figures.
Short Answer
The percent ammonia in Co (NH3)6Cl3 is 38.2%.
Chapter 3: Q 35E (page 169)
Question-Determine the percent ammonia (NH3) in Co (NH3)6Cl3 to three significant figures.
The percent ammonia in Co (NH3)6Cl3 is 38.2%.
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Get started for freeWhat is the mass of 0.443 mol of hydrazine, N2H4?
Question- Determine the empirical formula for the compounds with the following percentage composition:
(a) 15.8% carbon and 84.2% sulfur.
(b) 40% carbon, 6.7% hydrogen, and 53.3% oxygen.
Which of the following represents the least number of molecules?
(a) 20.0 g of H2O (18.02 g/mol)
(b) 77.0 g of CH4 (16.06 g/mol)
(c) 68.0 g of CaH2 (42.09 g/mol)
(d) 100.0 g of N2O (44.02 g/mol)
(e) 84.0 g of HF (20.01 g/mol)
What is the empirical formula of a compound if a sample contains 0.130 g of nitrogen and 0.370 g of oxygen?
48. Determine the molarity of each of the following solutions:
(a) 1.457 mol KCl in 1.500 L of solution
(b) 0.515 g of H2SO4 in 1.00 L of solution
(c) 20.54 g of Al(NO3)3 in 1575 mL of solution
(d) 2.76 kg of CuSO4โ5H2O in 1.45 L of solution
(e) 0.005653 mol of Br2 in 10.00 mL of solution
(f) 0.000889 g of glycine, C2H5NO2, in 1.05 mL of solution
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