Chemistry Air shows the property of O2 Both A and B None of these N2 O2 Both A and B None of these N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used as preservative for foodstuff ? Glycerine Sodium Benzoate Picric acid Sodium Chloride Glycerine Sodium Benzoate Picric acid Sodium Chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass of one Avogadro number of helium atom is 4.00 gram 8.00 gram 1.00 gram 4 x 6.02 x 1023 gram 4.00 gram 8.00 gram 1.00 gram 4 x 6.02 x 1023 gram ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is present under pressure in soft drinks? Carbon dioxide Oxygen Nitrous oxide Nitrogen Carbon dioxide Oxygen Nitrous oxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Besides CO2, the other green house gas is CH4 N2 N2 O2 Ar Ar CH4 N2 N2 O2 Ar Ar ANSWER DOWNLOAD EXAMIANS APP
Chemistry Higher concentration of nitrogen dioxide in atmosphere air causes Bronchitis Corrosion Asphyxiation Cancer Bronchitis Corrosion Asphyxiation Cancer ANSWER DOWNLOAD EXAMIANS APP
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