Question

plz answer these numericals​

Answer 1

Explanation:

1. 2NH3 + 5/2 O2  gives 2NO + 3H2O

b. 2KNO3 gives  2KNO2  + O2

c. Ca + 2H2O gives  Ca(OH)2 + H2

d. 2NahCo3 gives Na2Co3  + H2O + Co2

e. 2CO + O 2 → CO 2

2. 101.96 g/mol

b. 95.211 g/mol

c. 58.44 g/mol

d. 101.1032 g/mol

3. 44 units

b. 18.01528 g/mol

c. 17.031 g/mol

d. 44.01 g/mol

4. 0.41 moles are required to prepare 40gm of sulphuric acid

5. 160 root 23 mole

b.6.92*10²³

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Hope it helps