- 1(current)
Q. No.The amount of water vapour produced by the complete combustion of 16 g of methane is:
1. 9 g
2. 18 g
3. 36 g
4. 27 g
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA solution is prepared by adding 2 g of substance A to 18 g of water. The mass percent of the solute is:
1. 20%
2. 10%
3. 15%
4. 18%
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyNaOH solution was prepared by dissolving its 4 g in enough water to form 250 mL of the solution. The molarity of NaOH solution is:
| 1. | 0.4 M | 2. | \(\frac{1}{0.4} \mathrm{M}\) |
| 3. | 0.8 M | 4. | \(\frac{1}{0.8} \mathrm{M}\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCalculate the molality for a 3 M NaCl solution with a density of 1.25 g mL–1.
1. 2.79 m
2. 1.79 m
3. 2 m
4. 1 m
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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