Chemistry In a reaction of the type A+B ? C+D one could ensure it to be a first order reaction by : Increasing the temperature Adding a catalyst Increasing the concentration of a reactant Increasing the concentration of a product Increasing the temperature Adding a catalyst Increasing the concentration of a reactant Increasing the concentration of a product ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals is not a pollutant ? Aluminium Arsenic Lead Mercury Aluminium Arsenic Lead Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which substance is used to retard the setting action of cement? Na2O + K2O CaO CaSO4, 2H2O Al2O3 Na2O + K2O CaO CaSO4, 2H2O Al2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry When cathode rays strike a target of high atomic weight, they give rise to Positive rays ?-rays X-rays ? and ? rays Positive rays ?-rays X-rays ? and ? rays ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sullage water is – Waste water released from kitchen Waste water released from toilets Waste water released from hospitals Waste water released from factories Waste water released from kitchen Waste water released from toilets Waste water released from hospitals Waste water released from factories ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following acts as best adsorbent? Activated Charcoal Activated Coconut Charcoal Carbon black Charcoal Activated Charcoal Activated Coconut Charcoal Carbon black Charcoal ANSWER DOWNLOAD EXAMIANS APP