Illustrate the law of definite proportions from the following data —

Question

Aayush Asked Feb 2

50 views

1 Answer

RELATED DOUBTS

ALOK_RAJ Asked Nov 19, 2023

68 views

Illustrate the law of reciprocal proportions from the following results:

ALOK_RAJ Asked Nov 19, 2023

by ALOK_RAJ

1 Answer

0 Votes

68 Views

Chandan Asked Oct 7, 2023

135 views

Hydrogen peroxide and water contain 5.93% and 11.2% of hydrogen respectively. How this data illustrates the law of multiple proportions?

Chandan Asked Oct 7, 2023

by Chandan

1 Answer

0 Votes

135 Views

Chandan Asked Oct 6, 2023

47 views

Copper sulphide contains 66.5% Cu, copper oxide contains 79.9% Cu and sulphur trioxide contains 40% S. Show that the data illustrates the law of reciprocal proportions.

Chandan Asked Oct 6, 2023

by Chandan

1 Answer

0 Votes

47 Views

Chandan Asked Oct 6, 2023

136 views

Ammonia contains 82.35% of nitrogen and 17.65% hydrogen. Water contains 88.9% of oxygen and 11.1% of hydrogen. Nitrogen dioxide contains 63.15% of oxygen and 36.85% of nitrogen. Show by calculations from these data which law of chemical combination is verified.

Chandan Asked Oct 6, 2023

by Chandan

1 Answer

1 Vote

136 Views

Aayush Asked Jan 31

49 views

If 10^21 molecules are removed from 200 mg of CO2, then the number of moles of CO2 left are —

Aayush Asked Jan 31

by Aayush

1 Answer

0 Votes

49 Views

ALOK_RAJ Asked Jul 25, 2023

65 views

39.4 kg of gold was recovered from a Smuggler. The number of atoms of gold recovered are —

ALOK_RAJ Asked Jul 25, 2023

by ALOK_RAJ

1 Answer

0 Votes

65 Views

Aayush Asked Feb 1

53 views

Calculate individual and average oxidation number (if required) of the marked element of the following compounds.

Aayush Asked Feb 1

by Aayush

1 Answer

0 Votes

53 Views

Aayush Asked Jan 31

48 views

Which of the following has maximum mass?

Aayush Asked Jan 31

by Aayush

1 Answer

0 Votes

48 Views

ALOK_RAJ Asked Aug 31, 2023

124 views

Which of the following statements regarding compressibility factor (Z) is/are correct :

ALOK_RAJ Asked Aug 31, 2023

by ALOK_RAJ

1 Answer

0 Votes

124 Views

ALOK_RAJ Asked Aug 18, 2023

96 views

Which of the following molarity values of ions in an aqueous solution containing 5.85 % w/v NaCl , 5.55 % w/v CaCl2 and 6% w/v NaOH is/are correct :

ALOK_RAJ Asked Aug 18, 2023

by ALOK_RAJ

1 Answer

0 Votes

96 Views

Aayush Asked Feb 1

45 views

The law of multiple proportions is illustrated by the pair of compounds —

Aayush Asked Feb 1

by Aayush

1 Answer

0 Votes

45 Views

Aayush Asked Feb 2

48 views

3 g of hydrocarbon on combustion in excess of oxygen produces 8.8 g of CO2 and 5.4 g of H₂O. The data illustrate the law of —

Aayush Asked Feb 2

by Aayush

1 Answer

0 Votes

48 Views

Aayush Asked Feb 1

52 views

Different proportions of oxygen in the various oxides of nitrogen prove the law of —

Aayush Asked Feb 1

by Aayush

1 Answer

0 Votes

52 Views

Chandan Asked Oct 7, 2023

139 views

Hydrogen and oxygen are known to form two componds. The hydrogen contents of the two compounds are 42.9% and 27.3% respectively, Show that this data is in agreement with law of multiple proportions.

Chandan Asked Oct 7, 2023

by Chandan

2 Answers

0 Votes

139 Views

Chandan Asked Oct 7, 2023

114 views

If a certain oxide of nitrogen weighing 11 g yields 5.6 litres of nitrogen at N.T.P. and another oxide of nitrogen weighing 15 g yields the same volume of oxygen at N.T.P., show that the data supports the law of multiple proportions.

Chandan Asked Oct 7, 2023

by Chandan

1 Answer

0 Votes

114 Views

Chandan Asked Oct 7, 2023

199 views

On analysis, it was found that the black oxide of copper, red oxide of copper, litharge, the red oxide of lead and the peroxide of lead contain 79.90%, 88.8%, 92.88%, 90.6% and 86.6% respectively of the metal. Establish the law of multiple proportions with the help of data.

Chandan Asked Oct 7, 2023

by Chandan

1 Answer

0 Votes

199 Views

Chandan Asked Oct 6, 2023

68 views

Phosphorus and chlorine form two compounds. The first compound contains 22.54% by mass of phosphorus while the second compound contains 14.88% phosphorus. Show that the data supports the law of multiple proportions.

Chandan Asked Oct 6, 2023

by Chandan

1 Answer

0 Votes

68 Views

Aayush Asked Feb 2

99 views

0.65 g of Zn was put in a solution of 1.5 g CuSO4 and the Cu. thus precipitated weighed 0.635 g. what weight of the zinc sulphate will be recovered on evaporation of the remaining solution?

Aayush Asked Feb 2

by Aayush

1 Answer

0 Votes

99 Views

Aayush Asked Feb 2

51 views

If 6.3 g of NaHCO3 are added to 15.0 g of CH3COOH solution, the residue is found to weight 18.0 g. What is the mass of CO2 released in this reaction?

Aayush Asked Feb 2

by Aayush

1 Answer

0 Votes

51 Views

Aayush Asked Feb 2

50 views

The oxidation number of Sulphur in S6, S2F2 and H2S respectively are —

Aayush Asked Feb 2

by Aayush

1 Answer

0 Votes

50 Views

Aayush Asked Feb 2

49 views

A, B and C elements have the oxidation number of +6, -2 and -1 respectively. The possible molecular formula when these atoms combine can be —

Aayush Asked Feb 2

by Aayush

1 Answer

0 Votes

49 Views

Aayush Asked Feb 2

74 views

0.05 mole of LiAIH4 in ether solution was placed in a flask containing 74g (1 mole) of t-butyl alcohol. The product LiAIHC12H27O3 weighed 12.7 g. If Li atoms are conserved, the percentage yield is —

Aayush Asked Feb 2

by Aayush

1 Answer

0 Votes

74 Views

Aayush Asked Feb 2

121 views

Assuming 100% yield of the reaction, how many moles of NaHCO3 will produce 448 mL of CO2 gas at STP according to the reaction —

Aayush Asked Feb 2

by Aayush

1 Answer

0 Votes

121 Views

Aayush Asked Feb 1

46 views

Caffeine has a molecular weight of 194 . It contains about 30% by mass of nitrogen. The number of atoms of nitrogen in one molecule of it is :

Aayush Asked Feb 1

by Aayush

1 Answer

0 Votes

46 Views

Aayush Asked Feb 1

52 views

An organic compound on analysis was found to contain 0.032% of Sulphur by mass. The molecular mass of the compound, if its one molecule contains two Sulphur atoms, is :

Aayush Asked Feb 1

by Aayush

1 Answer

0 Votes

52 Views

Aayush Asked Feb 1

41 views

The density of water at $4^{\circ} C$ is $1 \times 10^{3} kg m ^{-3}$. Assuming no empty space to be present between water molecules, the volume occupied by one molecule of water is approximately :

Aayush Asked Feb 1

by Aayush

1 Answer

0 Votes

41 Views

Aayush Asked Jan 31

50 views

A sample of oxygen containing 4/Ν_Α mol of oxygen is represented on a Y-map where its volume at NTP, mass of the sample and number of particles are shown. Study the map & choose the correct option.

Aayush Asked Jan 31

by Aayush

1 Answer

0 Votes

50 Views

Aayush Asked Jan 31

147 views

1.5 x 10^22 atoms of an element weight about 0.9 g. The atomic mass of the element (in amu) is —

Aayush Asked Jan 31

by Aayush

1 Answer

0 Votes

147 Views

Chandan Asked Sep 15, 2023

120 views

Determine the number of moles of a real gas required to occupy 1.44 m3 volume at its Boyle's temperature and 0.1 atm pressure.

Chandan Asked Sep 15, 2023

by Chandan

1 Answer

0 Votes

120 Views

ALOK_RAJ Asked Aug 31, 2023

81 views

Compressibility factor (Z) for N2 at $-23^{\circ} C$ and 25 atm pressure is 1.2. Calculate moles of N2 gas required to fill a gas cylinder of 7 liter capacity under the given conditions :

ALOK_RAJ Asked Aug 31, 2023

by ALOK_RAJ

1 Answer

0 Votes

81 Views

ALOK_RAJ Asked Aug 31, 2023

69 views

The rms velocity of hydrogen is $\sqrt{7}$ times the rms velocity of nitrogen. If T is the temperature of the gas, then :

ALOK_RAJ Asked Aug 31, 2023

by ALOK_RAJ

1 Answer

0 Votes

69 Views

Chandan Asked Aug 26, 2023

121 views

The time taken for effusion of 32mL of oxygen gas will be the same as the time taken for effusion of which gas sample under identical conditions :

Chandan Asked Aug 26, 2023

by Chandan

1 Answer

0 Votes

121 Views

ALOK_RAJ Asked Aug 19, 2023

122 views

What approximate volume of 0.40 M Ba(OH)2 solution must be added to 50.0 mL of 0.30 M NaOH solution to get a solution in which the molarity of the OH− ions is 0.50 M?

ALOK_RAJ Asked Aug 19, 2023

by ALOK_RAJ

1 Answer

0 Votes

122 Views

ALOK_RAJ Asked Aug 18, 2023

192 views

Compressibility Factor : The ratio of the observed volume of a gas to the calculated volume under given conditions of temperature ano pressure is knwon as compressibilty Factor(Z) of the gas.

ALOK_RAJ Asked Aug 18, 2023

by ALOK_RAJ

1 Answer

0 Votes

192 Views

ANAND_YADAV Asked Jul 30, 2023

116 views

61.25% (w/w) H2SO4 stock solution has a density of $1.6 g mL ^{-1}$. The molecular weight of H2SO4 is $98 g mol ^{-1}$. The volume $( mL )$ of stock solution required to prepare a 200 mL solution of 0.3 M H2SO4 is :

ANAND_YADAV Asked Jul 30, 2023

by ANAND_YADAV

1 Answer

0 Votes

116 Views

ASK DOUBTS

Illustrate the law of definite proportions from the following data —

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

0 Comments

Please log in or register to add a comment.

RELATED DOUBTS

CATEGORIES

POPULAR TAGS