. Verizon LTE 14:34 1 83% Question 17 of 37 Submit Aluminium has a density of...
Verizon LTE 14:34 183% Question 18 of 37 Submit A 52-kg woman has 7.2x 10-3 mol of hemog lobin (molar mass =64456 g/mol) in her blood. How many hemoglobin molecules is this? х STARTING AMOUNT ADD FACTOR RESET ANSWER 7.2x 10-3 64456 g hemoglobin 6.022 x 1023 1.1 x 10-7 g/mol molecules hemoglobin 4.3x1021 460 mol hemoglobin 1.2x 10-26
please answer the question in the boxes . Verizon LTE 1:25 PM 10 * 70% Question 7 of 18 Submit What is the mass in grams of NaCN in 120.0 mL of a 2.40 x 10-5 M solution? STARTING AMOUNT ADD FACTOR ANSWER RESET -O | 6.022 x 1023 120.0 1.41 x 10-4 M NaC 1000 11 2.40 x 10-5 g NaCN/ 49.01 0.001 2.88 x 10-3 mol Na 1.01 x 10-4 35.00 0.141 g Naci Tap here or pull...
Verizon 8:58 PM 1%D * Question 6 of 10 Submit Determine the number of molecules of Cr2O3 that form when 1.34 x 103 g of oxygen completely reacts according to the following equation: 4 Cr(s) + 3 02(g) → 2 Cr2O3(s) STARTING AMOUNT ADD FACTOR ANSWER RESET - 1.34 x 103 4.24 x 103 g Cr 52.00 2.52 x 1025 mol Cr N| دی 32.00 3.78 x 1025 g 02 152.00 mol O2 6.022 x 1023 1.68 x 1025 g...