Science, asked by dragonyt67gaming, 20 days ago

A black coloured substance X is hard and porous. When it is burnt in the presence of air, it produces a gas 'Y which turns lime water milky. Name X and Y and write the equations involved .

Answers

Answered by Anonymous

0

Answer:

black substance X is coal.

it produces Y gas - CO2

eqn- C +O2=CO2

Explanation:

mark brainliest

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