Chemistry Number of6.023 × 1020 atoms present in one mole of a gas at STP is '6.023 × 10–20 6.023 × 1023 '6.023 × 10–23 6.023 × 1020 '6.023 × 10–20 6.023 × 1023 '6.023 × 10–23 6.023 × 1020 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Earth’s atmosphere is an envelope of gases extending to a height of 100 km 150 km 300 km 200 km 100 km 150 km 300 km 200 km ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pH of lemon juice is expected to be Nothing can be predicted Equal to 7 Less than 7 More than 7 Nothing can be predicted Equal to 7 Less than 7 More than 7 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Wax used for making candle is chemically a mixture of Cyclic hydrocarbons Aliphatic hydrocarbons Aliphatic and aromatic hydrocarbons Aromatic hydrocarbons Cyclic hydrocarbons Aliphatic hydrocarbons Aliphatic and aromatic hydrocarbons Aromatic hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following partial miscible liquid pairs has both lower and upper critical solution temperature Water and Phenol Water and diethyl aniline Aniline and n-hexane Glycerine and m-toluene Water and Phenol Water and diethyl aniline Aniline and n-hexane Glycerine and m-toluene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant inert gas in the atmosphere is Neon Helium Argon Krypton Neon Helium Argon Krypton ANSWER DOWNLOAD EXAMIANS APP