Moles to grams
How many grams in 16 moles of calcium?
641.248 g
Balance the following equation:
K + H2O ---> KOH + H2
2K + 2H2O ---> 2KOH + H2
write the chemical equation with the chemical state symbols for the reaction between solid manganese and oxygen gas to form solid solid manganese
Mn(s) + O2 (g) ----> MnO(s)
Which of the following compounds can be a precipitate?
A. NaNO3
B. BaSO4
C. KNO3
D. PbI2
E. Li2SO4
aluminium and chlorine gas form aluminium chloride. If there are 10 g of aluminium and 25 g of chlorine gas. which element is the limiting reagent?
Cl2 is the limiting.
How many grams in 3 moles of dicarbon tetrahydride?
84.162 g
Write the balanced equation for the breakdown of ammonium nitrate to form dinitrogen monoxide and water. What type of reaction?
NH4NO3 ---> N2O + 2H2O
write the balanced chemical equation including the chemical state for a reaction between solid iron (II) and hydrochloric acid.
2 Fe + 6 HCl ---> 2 FeCl3 + 3 H2
Write the balanced equation with the state symbols for the reaction between strontium nitrate and potassium sulfate.
Sr(NO3)3 (aq) + K2SO4 (aq) ---> SrSO4 (s) + 2KNO3 (aq)
for the reaction between potassium and bromide gas, which reagent is the limiting reagent if there is 0.5 moles of potassium and 0.3 moles of bromine gas.
K is the limiting reagent
How many moles in 26.1g of aluminum hydroxide?
0.334 moles of Al(OH)3
Write the balanced equation for the reaction between phosphorus pentachloride and water which forms phosphoric acid and hydrochloric acid.
PCl5 + 4H2O ---> H3PO4 + 5HCl
Write a balanced equation of the equation between copper and silver (I) nitrate? What is the type of chemical reaction?
Cu + 2 AgNO3 ---> Cu(NO3)2 + 2 Ag
Write the balanced equation with the state symbols for the reaction between aluminium sulfate and sodium hydroxide.
Al2(SO4)3 (aq) + 6NaOH(aq)---> 2Al(OH)3 (s) + 3Na2SO4 (aq)
Given the equation of nitrogen gas reacting with hydrogen gas to produce ammonia, write the balanced equation and determine the limiting reagent between 1 mole of nitrogen gas and 3 moles of hydrogen gas.
N2 + 3H2 ---> 2NH3
Both are the limiting reagent (1 mol N2 = 3 mol H2)
How many moles in 1200.1 g of phosphorous acid?
14.636 moles H3PO3
Write the balanced equation between Iron (III) sulfate and potassium hydroxide
Fe2(SO4)3 + 6KOH ---> 2Fe(OH)3 + 3K2SO4
Write a balanced equation of the equation between C6H12O6 and oxygen gas? What is the type of chemical reaction?
C6H12O6 + 6O2 ---> 6CO2 + 6 H2O
Write the ionic and net ionic equation for the following equation: sodium nitrate and potassium chloride react
Ionic equation:
Na+ + NO3- + K+ + Cl- ---> Na+ + Cl- + K+ + NO3-
Net ionic:
NO PRECIPITATE
silver (I) nitrate and sodium chloride react to form a precipitate. Which of the reactants is the limiting reagent if there is 8.50 g of silver (I) nitrate 5.00 g of sodium chloride. How much of the precipitate forms?
AgNO3 is the limiting and 7.17 g of AgCl is precipitated.
How many moles of Fe2O3 are required for a reaction of iron and oxygen gas?
2 moles
Write a balanced equation of the equation between octacarbon octodeca(18)hydride and oxygen gas? What is this type of reaction?
2 C8H18 + 25 O2 ---> 16 CO2 + 18 H2O
Balance the following equation: potassium manganate and hydrochloric acid form potassium chloride, manganese chloride, chlorine gas and water.
2KMnO4 + 16HCl ---> 2KCl + 2MnCl2 + 5Cl2 +8H2O
Write the ionic and net ionic equation for the following equation: magnesium nitrate and sodium phosphate react
Ionic Equation
3Mg2++ 6NO3- + 6Na++ 2PO4 ---> Mg3(PO4)2 + 6Na++ 6NO3-
Net Ionic Equation:
3Mg2++ 2PO4 ---> Mg3(PO4)2
If there are 10 g of potassium permanganate and 20 g of hydrochloric acid, determine the limiting reagent for the reaction between these two compounds to produce manganese chloride, chlorine gas, water, and potassium chloride. How much water is produced?
2KMnO4 + 16HCl ---> 2KCl + 2MnCl2 + 5Cl2 +8H2O
The limiting reagent is KMnO4