Atomic mass of Nitrogen is 14 and that of Hydrogen is 1. What will be the molecular mass of Ammonia?
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Which one of the following oxides of Nitrogen is also known as Laughing Gas?
Which of the following is used for disinfecting drinking water?
The percentage of carbon in CO2 is
Which of the following is NOT a property of acids?
Metal oxides which react with acids as well as bases are called
Which of the following metals is a liquid at room temperature?
15% of an alloy was silver. If in a quantity of alloy there was 51 g of silver, what was the quantity of the other elements in the alloy?
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