What is the mass, in grams, of 6.50 moles CH16? Provide your answer below: DOLL
24/30 25. What is the mass in grams of 0.450 moles of magnesium sulfate, MgSO4? grams Send a chat Your answer should be rounded to three significant figures. Do not include units in your answer. O
What is the mass, in grams, of 1.50 mol of iron (III) sulfate? Express your answer using three significant figures. How many moles of ammonium ions are in 6.935 g of ammonium carbonate? Express your answer using four significant figures. What is the mass, in grams, of 1.40 times 10^21 molecules of aspirin, C_9H_8O_4? Express your answer using three significant figures.
What is the mass, in grams, of 5.38 moles C5H12?
What is the mass in grams of 20 moles of Ar?
Calculate the mass of NH3, in grams, require to produce 96.5 moles of water. Express your answer using three significant figures. 2 NH3 • 2 CH4 • 3 O2--> 2 HCN + 6 Hao
convert the grams of oxygen (4.44g) to moles of oxygen. show your work below and include units on each number in the calculation. (from the periodic table, oxygen's molar mass is 16g/mol)
6. If 2.00 moles of a material has a mass of 32.0 grams, what is its molar mass? What element is this material composed of? 7. Convert 35.0 g of NaCl to moles of NaCl. 75
Using the below chemical equation, what mass, in grams, of magnesium oxide is produced when 0.2343 moles of oxygen gas reacts completely? The molar mass of oxygen gas is 31.998 grams per mole and the molar mass of magnesium is 24.305 grams per mole. Make sure to include the correct unit symbol with the answer choice. 2Mg + O2 →→ 2MgO
How many moles of NaF are in 56.5 grams of a 25.3% by mass NaF solution? Use 41.99 g/mol for the molar mass of NaF. Enter your answer without units. Type your answer...
How many moles of NaF are in 58.1 grams of a 35.9% by mass NaF solution? Use 41.99 g/mol for the molar mass of NaF. Enter your answer without units. Type your answer D