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If f(x)=2x^4−13x^2+ax+b is0:03:27

If f(x)=2x^4−13x^2+ax+b is divisible by x^2−3x+2, then (a,b)=

Active mass of0:00:53

Active mass of 0.64 SO2 in 10 lt vessel #iit prep solutions #shorts#study shorts

The mass of0:00:39

The mass of carbondioxide obtained when 2g of pure limestone is calcined is

The weight of0:00:42

The weight of a pure sample of KCIO, to be decomposed in order to get 1.92g of O, is

The weight of0:00:39

The weight of a pure sample of KCIO3, to be decomposed in order to get 1.92g of O, is

The mass of0:01:15

The mass of carbondioxide obtained when 2g of pure limestone is calcined is

1.38g of silver0:00:46

1.38g of silver carbonate on strong ignition leaves a residue weighing4) 284g

1.38g of silver0:00:36

1.38g of silver carbonate on strong ignition leaves a residue weighing4) 284g

The number of0:00:45

The number of moles of C*O_{2} produced when 5 moles of HCl react with excess of CaCO 3 is

The number of0:00:39

The number of moles of C*O_{2} produced when 5 moles of HCl react with excess of CaCO 3 is

✔ 3g of0:00:40

✔ 3g of Mg reacts with excess of an acid. The amount of hydrogen produced would be

✔ 3g of0:00:34

✔ 3g of Mg reacts with excess of an acid. The amount of hydrogen produced would be

10g of Caco30:01:24

10g of Caco3 is decomposed to X,Cao.X is passed into aqu Sol contain 1mole of NaHCO3.No.of moles of.

10g of Caco30:01:01

10g of Caco3 is decomposed to X,Cao.X is passed into aqu Sol contain 1mole of NaHCO3.No.of moles of.

1mole of F0:00:48

1mole of F is reacted with 2mole of KOH.the products formed are KF,H2O,O2.molar ratio of products

1mole of F0:01:00

1mole of F is reacted with 2mole of KOH.the products formed are KF,H2O,O2.molar ratio of products

C6H6 burns in0:00:57

C6H6 burns in O2 acc.to equation 2C6H6+15O2gives12CO2+6H2O.How many L of O2 for combustion of39g liq

C6H6 burns in0:00:55

C6H6 burns in O2 acc.to equation 2C6H6+15O2gives12CO2+6H2O.How many L of O2 for combustion of39g liq

The amount of0:01:18

The amount of Mg in gms,to dissolved in dilute H2SO4to H2which is just sufficient 160g of fe2o3 is

The amount of0:01:29

The amount of Mg in gms,be dissolve in dilute H2SO4toH2which is just sufficient reduce 160g fe2o3 is

60g of a0:00:58

60g of a compound on analysis gave C = 24g H = 4g and O = 32g Its empirical formula is

The empiricial formula0:00:56

The empiricial formula of a compound is CH2O Its M.W is 120.The molecular formula of the compound is

60g of a0:01:15

60g of a compound on analysis gave C = 24g H = 4g and O = 32g Its empirical formula is

The empiricial formula0:00:45

The empiricial formula of a compound is CH2O Its M.W is 120.The molecular formula of the compound is