Chemistry The inexpensive and commonly used variety of glass is called soda glass. is made using soda lime was used initially for making bottles of soda(carbonated drink) was initially used for storing sodium carbonate is made using soda(sodium carbonate) is made using soda lime was used initially for making bottles of soda(carbonated drink) was initially used for storing sodium carbonate is made using soda(sodium carbonate) ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical formula of the laughing gas is N2O N2O3 NO NO2 N2O N2O3 NO NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Earth’s atmosphere is an envelope of gases extending to a height of 100 km 300 km 150 km 200 km 100 km 300 km 150 km 200 km ANSWER DOWNLOAD EXAMIANS APP
Chemistry Why is water not suitable for putting out a petrol fire ? Water, being heavy, slips below petrol which thus remains in contact with air and burns The oxygen content of water is isolated by petrol and thus it helps in burning The heat required for combustion of petrol is very low Petrol is too inflammable to be extinguished by water Water, being heavy, slips below petrol which thus remains in contact with air and burns The oxygen content of water is isolated by petrol and thus it helps in burning The heat required for combustion of petrol is very low Petrol is too inflammable to be extinguished by water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vinegar is ________ . Diluted formic acid Diluted acetic acid Glacial formic acid Glacial acetic acid Diluted formic acid Diluted acetic acid Glacial formic acid Glacial acetic acid ANSWER DOWNLOAD EXAMIANS APP
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