Question 6 6 pts 1.20 gram-atom of Ca was burnt in excess of oxygen and the oxide was dissolved in water to make up a 1.
Posted: Thu Jun 30, 2022 6:14 pm
- Question 6 6 Pts 1 20 Gram Atom Of Ca Was Burnt In Excess Of Oxygen And The Oxide Was Dissolved In Water To Make Up A 1 1 (18.8 KiB) Viewed 70 times
- Question 6 6 Pts 1 20 Gram Atom Of Ca Was Burnt In Excess Of Oxygen And The Oxide Was Dissolved In Water To Make Up A 1 2 (18.57 KiB) Viewed 70 times
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- Question 6 6 Pts 1 20 Gram Atom Of Ca Was Burnt In Excess Of Oxygen And The Oxide Was Dissolved In Water To Make Up A 1 4 (18.09 KiB) Viewed 70 times
- Question 6 6 Pts 1 20 Gram Atom Of Ca Was Burnt In Excess Of Oxygen And The Oxide Was Dissolved In Water To Make Up A 1 5 (17.48 KiB) Viewed 70 times
Question 7 6 pts A 0.762-g sample of an unknown pure gas occupies a volume of 255 mL at a pressure of 1.03 atm and a temperature of 80.0°C. What is the identity of the unknown gas? Upload Choose a File
Question 9 7 pts A metal weighing 0x430 g was dissolved in 50.0 mL of 1.20 M H₂SO4. The unreacted H₂SO4 required 214x2 mL of 0.488 M NaOH for complete reaction. Find the atomic mass of the metal (metal forms M2+ ions in solution) Upload Choose a File
D Question 10 7 pts Determine the molecular formula of a compound that is 4.948 g carbon, 0.519 g hydrogen, 2.885 g nitrogen, and 1.648 g oxygen. The molecular weight is 194.19 g/mol. Upload Choose a File
Question 11 7 pts What mass (in g) of silver sulfate is formed from the reaction of 75.0 mL of a 0.078 M silver nitrate solution with 55.0 mL of 0.109 M sodium sulfate solution? Upload Choose a File