3. If 0.10 moles of triglyceride react with an excess of NaOH, how many moles of...
(3 pts.) 3 If 3.0 moles of potassium react with excess oxygen, how many moles of potassium oxide will form? 4 K(s) + O₂(g) → 2 K₂O(s) (3 pts.) 4 How many grams of potassium oxide can be produced from 4.50 g of K and an excess of O, based on the equation in question 3?
(3 pts.) 3 13.0 moles of potassium react with excess oxygen, how many moles of potassium oxide will form? K(s) + _ _02 (g) → K20 (5) (3 pts.) 4 How many grams of potassium oxide can be produced from 4.50 g of K and an excess of O, based on the equation in question 3?
4)
How many moles of NaOH are required to react with 0.75 mol of H_3PO_4 in the following reaction? H_3PO_4 + 3 NaOH rightarrow Na_3PO_4 + 3H_2O
How many moles of NaCI are produced when 0.5 moles of Na2COs react with excess hydrochloric acid in the acid-base double displacement reaction according to the following equation? Na2COs(s)+2HCl(aq) 2NaCl(aq)+ H20()+ CO2(9) 8.6 g of Na2COs has been neutralised how many grams of NaCI must have been produced? How many moles of Pb(NO3)2 must have reacted with excess KI if 1.5 moles of Pbl2 were produced in the double displacement reaction according to the following equation? Pb(NO3)2(aq) + 2Kl(aq)- Pbl2(s)...
If 14.1 moles of Cu and 48.7 moles of HNO3 are allowed to react, how many moles of excess reactant will remain if the reaction goes to completion? 3 Cu + 8 HNO3 → 3Cu(NO3)2 + 2NO + 4H2O
How many moles of hydrogen gas would be needed to react with excess carbon dioxide to produce 30.6 moles of water vapor? Express your answer with the appropriate units. For example, write the unit moles as mol.
If 4.21x10^-3 moles of Ca^2+ react with exces PO4^3- to form calcium phosphate, how many moles of the solid can form?
Using the below chemical equation, how many moles of magnesium are needed to react with 0.10 moles of oxygen gas? 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 the reactant in excess are present after the
reaction is completed?
Nitrogen dioxide reacts with water to form nitric acid and nitrogen monoxide according to the equation 3NO_2(g) + H_2O(l)right arrow2HN0_3(l) + NO(g) Suppose that 4 8 mol NO_2 and 1.1 mol H_2O combine and react completely Which reactant is in excess? How many moles of the reactant in excess are present after the reaction has completed?
If 66 moles of NaOH combine with 26 moles of H,PO,, how many moles of H,O can form? What is the limiting reagent? 3 NAOH(aq)+H,PO,(aq) 3 H2O() + Na, PO, (aq) Step 1: Find the number of moles of H, O each starting material could form. 66 moles NaOH x moles H,O 26 moles H, PO x moles H,O Answer Bank 3 moles NaOH 1 mole H, PO 3 moles H,O I mole Na, PO Step 2: Determine the limiting...