Which gas is usually liberated when an acid reacts with a metal? Illustrate with an example. How will you test for the presence of this gas? Get link Facebook X Pinterest Email Other Apps October 17, 2024 Get link Facebook X Pinterest Email Other Apps Comments
Solve the following pair of linear equations by the substitution method(i) x + y = 14 ; x - y = 4(ii) s - t = 3 ; s/3 + t/2 = 6 (iii) 3x - y = 3 ; 9x - 3y = 9(iv) 0.2x + 0.3y = 1.3 ; 0.4x + 0.5y = 2.3 (v) √2x + √3y = 0 ; √3x - √8y = 0 (vi) 3x/2 - 5y/3 = - 2 ; x/3 + y/2 = 13/6 November 25, 2024 Read more
Metallic oxides of zinc, magnesium and copper were heated with the following metals.In which cases will you find displacement reactions taking place? December 11, 2024 Read more
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