Chemistry The chemical name of quartz is Calcium oxide Calcium phosphate Sodium phosphate Sodium silicate Calcium oxide Calcium phosphate Sodium phosphate Sodium silicate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Percentage of carbon in steel ranges from 4.0 to 6.0 3.0 to 4.0 1.5 to 3.0 0.1 to 1.5 4.0 to 6.0 3.0 to 4.0 1.5 to 3.0 0.1 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the product formed when sodium bicarbonate is heated strongly? Sodium Hydroxide Sodium Monoxide Sodium Carbonate Sodium Peroxide Sodium Hydroxide Sodium Monoxide Sodium Carbonate Sodium Peroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main buffer system of the human blood is CH3COOH - CH3COO- NH2CONH2 - NH2CONH+ H2CO3 - HCO3 H2CO3 - CO32- CH3COOH - CH3COO- NH2CONH2 - NH2CONH+ H2CO3 - HCO3 H2CO3 - CO32- ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following alkali metals has highest specific heat? Lithium Caesium Potassium Rubidium Lithium Caesium Potassium Rubidium ANSWER DOWNLOAD EXAMIANS APP
Chemistry For a spontaneous chemical process, the free energy change is Positive Zero Negative Depends on whether the reaction is exothermic or endothermic Positive Zero Negative Depends on whether the reaction is exothermic or endothermic ANSWER DOWNLOAD EXAMIANS APP