Chemistry Past Paper Questions
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These are chemistry questions, likely from a high school or college-level course. The questions seem to focus on chemistry concepts like neutralization reactions, calculation of mass, and number of molecules.
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1.Solid NaHCO3 will be neutralized by 40.0mL of 0.1M H2SO4 solution. What would be the weight of solid NaHCO3 in gram? \(a) 0.672g (b) 6.07g (c) 17g (d) 20g 2.Which one of the following has different number of molecules? (All are kept at normal temperature and pressure) \(a) 3 gram of Hydrogen (b...
1.Solid NaHCO3 will be neutralized by 40.0mL of 0.1M H2SO4 solution. What would be the weight of solid NaHCO3 in gram? \(a) 0.672g (b) 6.07g (c) 17g (d) 20g 2.Which one of the following has different number of molecules? (All are kept at normal temperature and pressure) \(a) 3 gram of Hydrogen (b) 48 gram of Oxygen (c) 42 gram of Nitrogen (d) 2 gram of Carbon
