Choose the correct alternative.
1 mole of `CO_(2)` has less/more mass that 1 mole of CO.

Choose the correct alternative: Aniline is less/more basic than ethylamine.

0.1 mole of CO_2 has volume at S.T.P.

Do 1 mole of Na and O_2 have same mass?

Choose the correct alternative : The complex [Ni(CO)_4] is square planar / tetrahedral.

Choose the correct alternative: Earthworm has two/four paris of lateral hearts.

Choose the correct alternative :- The formula -GMm (1//r_2 1//r_1) is more//less accurate than the formula mq(r_2- r_1) for the difference of potential energy between two points r_2 and r_1 , distance away from the centre of the earth.

Choose the correct alternative from the clues given at the end of the each statement: An atom has a nearly continuous mass distribution in a ..........but has a highly non-uniform mass distribution in ..........(Thomson Model/ Rutherford model)

Choose the correct alternative: Elevation of boiling point of 0.1 m CaCl_2 solution less/more than 0.1m NaCl solution.

What is the mass of 0.1 mole of CO_2 in g ?