Ammonium phosphate ((NH₁)¸PO₁ is an important ingredient in many solid fertilizers. It can be made by reacting aqueous phosphoric acid (H₂PO4) with liquid ammonia. Calculate the moles of ammonia needed to produce 1.20 mol of ammonium phosphate. Be sure your answer has a unit symbol, if necessary, and round it to 3 significant digits. 1 010 9 X 0.0

A chemist adds 385.0 mL of a 4.0 × 10¯6 mol/L mercury(I) chloride (Hg₂Cl₂) solution to a reaction flask. Calculate the mass in milligrams of mercury(1) chloride the chemist has added to the flask. Be sure your answer has the correct number of significant digits. 0 mg x10 ×

Calculate the number of oxygen atoms in a 90.0 g sample of dinitrogen tetroxide (N₂O4). Be sure your answer has a unit symbol if necessary, and round it to 3 significant digits. 0 x10 X

Calculate the mass of forsterite (Mg₂ SiO4) that contains a billion (1.000 × 10³) magnesium atoms. Be sure your answer has a unit symbol if necessary, and round it to 4 significant digits. 0 x10 X 3

Ammonium phosphate  NH43PO4  is an important ingredient in many solid fertilizers. It can be made by reacting aqueous phosphoric acid  H3PO4  with liquid ammonia. Calculate the moles of ammonium phosphate produced by the reaction of  1.7mol  of ammonia. Be sure your answer has a unit symbol, if necessary, and round it to the correct number of significant digits.

Calculate the mass of glucose (C6H₁2O6) that contains a trillion (1.00 × 10¹2) oxygen atoms. Be sure your answer has a unit symbol if necessary, and round it to 3 significant digits. x10 X Ś

Green plants use light from the Sun to drive photosynthesis, a chemical reaction in which liquid water and carbon dioxide gas form aqueous glucose (C6H1206) and oxygen (0₂) gas. Calculate the moles of carbon dioxide needed to produce 0.075 mol of oxygen. Be sure your answer has a unit symbol, if necessary, and round it to 2 significant digits. 0 믐 0.2 0.0 do X 5 ?

A major component of gasoline is octane  C8H18 . When liquid octane is burned in air it reacts with oxygen  O2  gas to produce carbon dioxide gas and water vapor. Calculate the moles of oxygen needed to produce  0.600mol  of carbon dioxide. Be sure your answer has a unit symbol, if necessary, and round it to the correct number of significant digits.

A major component of gasoline is octane (C,H,3). When liquid octane is burned in air it reacts with oxygen (O gas to produce carbon dioxide gas and water vapor. Calculate the moles of oxygen needed to produce 0.500 mol of water. Be sure your answer has a unit symbol, if necessary, and round it to 3 significant digits. Ox10 Dlo 4

Ammonium phosphate ((NH,), PO4) is an important ingredient in many solid fertilizers. It can be made by reacting aqueous phosphoric acid (H,PO4) with liquid ammonia. Calculate the moles of phosphoric acid needed to produce 2.50 mol of ammonium phosphate. Be sure your answer has a unit symbol, if necessary, and round it to the correct number of significant digits. x10 olo 3