A Compound 'X' Consists of 4.8% of C and 95.2% of Br by Mass.Name the Type of Chemical Reaction by Which X Can Be Prepared from Ethane. - Chemistry

A compound 'X' consists of 4.8% of C and 95.2% of Br by mass.
Name the type of chemical reaction by which X can be prepared from ethane.

One Line Answer

This substance can be prepared by substitution method.

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Relationship Between Vapour Density and Relative Molecular Mass

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Chapter 5: Mole Concept And Stoichiometry - Exercise 8 [Page 122]

Chapter 5 Mole Concept And Stoichiometry
Exercise 8 | Q 1.3 | Page 122

Give balanced chemical equations for the following conversions A, B, and C:

Aluminium carbide reacts with water according to the following equation :

`Al_4C_3 + 12H_2O-> 4Al(OH)_3 + 3CH_4`

1)What mass of aluminium hydroxide is formed from 12g of aluminium carbide?

2) What volume of methane at s.t.p. is obtained from 12g of aluminium carbide?

[Relatively molecular weight of `Al_4Cl_3 = 144; Al(OH)_3 = 78]`

Calculate the relative molecular mass of Sodium acetate
(use K = 39, Cl = 35.5, O = 16, C = 12, H = 1, Na = 23, N = 14, S= 32)

Calculate the relative molecular mass of Ammonium sulphate.
(use K = 39, Cl = 35.5, O = 16, C = 12, H = 1, Na = 23, N = 14, S= 32)

Give one word or phrase for the following:

The ratio of the mass of a certain volume of gas to the mass of an equal volume of hydrogen under the same conditions of temperature and pressure.

Give two tests of the following:
Oxygen

Calculate the relative molecular mass of:

Potassium chlorate

Calculate the relative molecular mass of:

(NH₄)₂ Cr₂O₇

Which of the following would weigh most?

What do you understand by the statement that 'vapour density of carbon dioxide is 22'?