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A solution NaoH is 4g/l what volume of HCl gas at STP will neutralize 50 ml of the alkali solution
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Apr 2, 2019
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some basic concepts of chemistry
stoichiometry in physical chemistry
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On passing a particular amount of electricity in AgNO3 solution, 108 g of Ag is deposited.
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Mar 31, 2019
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How many ***** of Cu will be deposited by passing 24125 coulombs of electric current from CuSO4 solution?
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Mar 19, 2019
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stoichiometry in physical chemistry
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896 mL vapour of a hydrocarbon ‘A’ having carbon 87.80% and hydrogen 12.19% weighs 3.28g at STP. Hydrogenation of ‘A’ gives 2-methylpentane.
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Feb 25, 2019
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What is an oxidising agent and reducing agent?
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Feb 6, 2019
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chemical reactions and equations
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How much copper can be obtained from 100 g of copper sulphate (CuSO4) ?
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Feb 4, 2019
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stoichiometry in physical chemistry
molecular mass
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1 L of a gas at STP weighs 1.97 g. What is the vapour density of the gas?
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Jan 28, 2019
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some basic concepts of chemistry
chemistry
stoichiometry in physical chemistry
cbse
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hydrocarbons
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Hydrogen being a highly inflammable gas and oxygen being a supporter of combustion, Why?
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Jan 12, 2019
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Chemistry
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The molality of 1 litre solution of 93% H2SO4 (w/v) having density 1.84 g/ml is :
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Jan 4, 2019
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hich one of the following complexes will consume more equivalents of aqueous solution of AgNO3 ?
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Jan 2, 2019
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A constant current (0.5 amp) is passed for 1 hour through (i) aqueous AgNO3, (ii) aqueous CuSO4 and
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Dec 4, 2018
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A substance X, which is an oxide of a group 2 element, is used intensively in the cement industry.
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Nov 23, 2018
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chemistry
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environment
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A substance X, which is an oxide of a group 2 element, is used intensively in the cement industry.
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Oct 12, 2018
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The resistance temperature coefficient is defined as (A) increase in resistance per degree centigrade
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Sep 18, 2018
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Why do **** flies glow at night?
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Sep 17, 2018
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Chemistry
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chemical reactions and equations
chemistry
class-10
stoichiometry in physical chemistry
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A solution of 0.1 m CuSO4 solution is
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Aug 24, 2018
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Chemistry
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stoichiometry in physical chemistry
electrochemistry
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Why does stale samosa give a bad taste?
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Aug 24, 2018
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chemistry
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cbse
class-10
chemical reactions and equations
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What ratio should you mix. 2 molar and nano3
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Aug 9, 2018
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stoichiometry in physical chemistry
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One relevant Observations of barium chloride added to sulphuric acid
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Aug 2, 2018
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Theh total volume of gases produced at STP when 1A current is passsed through acidified water for 20 minutes is-:
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Jul 15, 2018
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stoichiometry in physical chemistry
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