Transcript 0.277 mol ammonium acetate - Mr Scott's Chemistry Site

0.277 mol ammonium acetate
Convert to grams:
Step 1: Write the formula  NH4C2H3O2
Step 2: Write the
given information
0.277 mol NH4C2H3O2
Step 4: Find the molar mass
Step 5: Calculate
77.083g NH4C2H3O2 = 21.4 g NH C H O
4 2 3 2
1 mol NH4C2H3O2
Step 3: Write these units here
17.2 g phosphoric acid
Convert to moles:
Step 1: Write the formula  H3PO4
Step 2: Write the
given information
17.2 g H3PO4
Step 4: Find the molar mass
Step 5: Calculate
1 mol H3PO4
= 0.176 mol H3PO4
97.9952 g H3PO4
Step 3: Write these units here
0.994 mol zinc phosphate
Convert to grams:
Step 1: Write the formula  Zn3(PO4)2
Step 2: Write the
given information
0.994 mol Zn3(PO4)2
Step 4: Find the molar mass
Step 5: Calculate
386.08 g Zn3(PO4)2 = 384 g Zn (PO )
3
4 2
1 mol Zn3(PO4)2
Step 3: Write these units here
15.88 g ammonium phosphate
Convert to moles:
Step 1: Write the formula  (NH4)3PO4
Step 2: Write the
given information
15.88 g (NH4)3PO4
Step 4: Find the molar mass
Step 5: Calculate
1 mol (NH4)3PO4
149.0863 g (NH4)3PO4
Step 3: Write these units here
= 0.1065 g (NH4)3PO4
0.30 mol sodium hydrogen carbonate
Convert to grams:
Step 1: Write the formula  NaHCO3
Step 2: Write the
given information
0.30 mol NaHCO3
Step 4: Find the molar mass
Step 5: Calculate
84.007 g NaHCO3
1 mol NaHCO3
Step 3: Write these units here
= 25 g NaHCO3
62.3 g magnesium fluoride
Convert to moles:
Step 1: Write the formula  MgF2
Step 2: Write the
given information
62.3 g MgF2
Step 4: Find the molar mass
Step 5: Calculate
1 mol MgF2
62.302 g MgF2
Step 3: Write these units here
= 1.00 g MgF2
0.147 mol ammonium hydroxide
Convert to grams:
Step 1: Write the formula  NH4OH
Step 2: Write the
given information
0.147 mol NH4OH
Step 4: Find the molar mass
Step 5: Calculate
35.0458 g NH4OH
1 mol NH4OH
Step 3: Write these units here
= 5.15 g NH4OH
33.4 g potassium nitrate
Convert to moles:
Step 1: Write the formula  KNO3
Step 2: Write the
given information
33.4 g KNO3
Step 4: Find the molar mass
Step 5: Calculate
1 mol KNO3
101.1032 g KNO3
Step 3: Write these units here
= 0.330 g KNO3
0.736 mol sulfuric acid
Convert to grams:
Step 1: Write the formula  H2SO4
Step 2: Write the
given information
0.736 mol H2SO4
Step 4: Find the molar mass
Step 5: Calculate
98.079 g H2SO4
1 mol H2SO4
Step 3: Write these units here
= 72.2 g H2SO4
38.1 g iron(III) chloride
Convert to moles:
Step 1: Write the formula  FeCl3
Step 2: Write the
given information
38.1 g FeCl3
Step 4: Find the molar mass
Step 5: Calculate
1 mol FeCl3
162.205 g FeCl3
Step 3: Write these units here
= 0.235 g FeCl3
0.593 mol calcium chlorate
Convert to grams:
Step 1: Write the formula  Ca(ClO3)2
Step 2: Write the
given information
0.593 mol Ca(ClO3)2
Step 4: Find the molar mass
Step 5: Calculate
206.982 g Ca(ClO3)2
1 mol Ca(ClO3)2
Step 3: Write these units here
= 123 g Ca(ClO3)2
8.8 g potassium carbonate
Convert to moles:
Step 1: Write the formula  K2CO3
Step 2: Write the
given information
8.8 g K2CO3
Step 4: Find the molar mass
Step 5: Calculate
1 mol K2CO3
138.206 g K2CO3
Step 3: Write these units here
= 0.064 g K2CO3