Chemistry Where does the oxygen that keeps us alive come from? Oxides of minerals Carbon dioxide Water Carbonates absorbed from soil Oxides of minerals Carbon dioxide Water Carbonates absorbed from soil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Poison used for killing rats is Magnesium phosphide (Mg3P2) Magnesium nitride (Mg3N2) Zinc phosphide (Zn3P2) Calcium phosphide (Ca3P2) Magnesium phosphide (Mg3P2) Magnesium nitride (Mg3N2) Zinc phosphide (Zn3P2) Calcium phosphide (Ca3P2) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iodine value is used to estimate Hydroxyl groups in oil Alkali content in oil Carboxylic groups in oil Unsaturation in oil Hydroxyl groups in oil Alkali content in oil Carboxylic groups in oil Unsaturation in oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry PH value between 6.5-7.5 makes the soil Neutral None of these Basic Acidic Neutral None of these Basic Acidic ANSWER DOWNLOAD EXAMIANS APP
Chemistry Organic compounds are Interstitial compounds Ionic compounds Co-ordination compounds Covalent compounds Interstitial compounds Ionic compounds Co-ordination compounds Covalent compounds ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nylon is a type of Acrylic Polyolefin Polyamide Polyester Acrylic Polyolefin Polyamide Polyester ANSWER DOWNLOAD EXAMIANS APP
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