Question
Which of the following gas is used in the preparation of
the bleaching powder?Solution
Bleaching powder is prepared on a large scale by passing the chlorine gas through a solution that contains calcium hydroxide. Bleaching powder is also sold on the basis of the available chlorine, which is liberated when it is treated with the dilute acid.
More General science Common Questions
Determine the simplified value of the expression: 12 × 15 - 20 + 15 + 12 - 18 + 3 × 4 + 18.
12.5% of 45 % of 480 + 957/29 = ? -14 × 15
22 + 60 × 3 ÷ 12 = ?
(√121 + √196) × 7 =? × 5
Solve the following:
240 ÷ 4 × 512 ÷ 8
45% of 360 - 160 + ? = √324
[192 ÷ 6 × 5] ÷ (? + 3) = 20
What will come in place of (?) in the given expression.
{(60% of 250) + √144} ÷ (3² - 4) = ?1.25 × 36 + 2.75 × 40 = ? × 3.1
60 % of 640 - 57 × 2 - 1520 / 38 = ?
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