What is the amount (in mole) of hydrogen gas that would be produced if 0.6 mole of hydrochloric acid reacted with excess zinc according to the following equation? Zn(s) + 2HCI(aq) → ZnCI2(aq) + H2(g) A 0.1 mole B 0.2mole …
What is the amount (in mole) of hydrogen gas that would be produced if 0.6 mole of hydrochloric acid reacted with excess zinc according to the following equation? Zn(s) + 2HCI(aq) → ZnCI2(aq) + H2(g) A 0.1 mole B 0.2mole …
Copper (ll) tetraoxosulphate (VI) is often added to swimming pools because it A prevents the growth of algae B coagulates suspended particles C neutralizes dissolved gases in water D reacts with any excess chlorine present Answer is A Ace your …
The following salts dissolve readily in cold water except A CaCI2 B PbSO4 C (NH4)2SO4 D Na2CO3 Answer is B Ace your next examination by joining our tutorial for that difficult subject. Click Here To Get Started. JOIN OTHER STUDENTS …
Metals which react with steam only when they are red-hot include A copper B sodium C calcium D gold Ace your next examination by joining our tutorial for that difficult subject. Click Here To Get Started. JOIN OTHER STUDENTS ON …
The function of limestone in the extraction of iron in the blast furnace is A removal of the earthly impurities B decomposition of the iron ore C conversion of iron (lll) to iron (ll) compounds D generation of heat for …
Which of the following is an alloy of mercury? A Stainless steel B Soft solder C Coinage bronze D Amalgam Answer is D Ace your next examination by joining our tutorial for that difficult subject. Click Here To Get Started. …
The following alkanols will yield alkanoic acids on reacting with excess acidified K2Cr2O7 except A CH3CH2OH B (CH3)2CHCH2OH C (CH3)3CCH2OH D (CH3)3COH Answer is D Ace your next examination by joining our tutorial for that difficult subject. Click Here To …
In which of the following processes are larger molecules broken down into smaller molecules? A Vulcanization of rubber B Hydrogenation of palm oil C Hydrolysis of starch D Polymerization Answer is C Ace your next examination by joining our tutorial …
The gas produced when a mixture of sodium propanoate and soda lime is heated is A methane B pentane C ethane D butene Answer is C Ace your next examination by joining our tutorial for that difficult subject. Click Here …
Fructose and glucose are classified as carbohydrates because they A are crystalline white solids B are energy -giving substances C are naturally occurring organic compounds D contain carbon oxygen and hydrogen Ace your next examination by joining our tutorial for …
The following can be obtained directly from the destructive distillation of coal except A ammoniacal liquor B coke C producer gas D coal gas Answer is C Ace your next examination by joining our tutorial for that difficult subject. Click …
