(Solved): please answer all Calculate the mass, in grams, of \( 2.50 \) moles of \( \mathrm{NaCl} \) formula u ...

Calculate the mass, in grams, of \( 2.50 \) moles of \( \mathrm{NaCl} \) formula units. Fill in the correct values for \( 1,2,3 \), and 4. Blank \# 1 Blank \# 2 Blank \# 3 Blank \# 4 The characteristic odor of pineapple is due to ethyl butyrate, a compound with the formula \( \mathrm{C}_{6} \mathrm{H}_{12} \mathrm{O}_{2} \). How many moles of hydrogen atoms are there in \( 2.65 \) moles of this compound? Fill in the correct values for \( 1,2,3 \), and 4 . Blank \# 1 Blank \# 2 Blank \# 3 Blank \# 4 The density of iron is \( 7.86 \mathrm{~g} / \mathrm{cm}^{3} \). What is the mass in grams of an irregularly shaped piece of iron that has a volume of \( 83.2 \mathrm{~mL} \) ? Fill in the correct values for 1,2 , and 3 . Always include units!