Chemistry, asked by sanjanasgowda04, 2 months ago

last year 1st pu chemistry annual question paper

Answers

Answered by rohan15086

1

Explanation:

1 hour = 60 mins

4 hours = 4 x 60 mins

= 240 mins

Ratio :

= 40 mins : 4 hrs

= 40 mins : 240 mins

= 4 : 24

= 1 : 6

Therefore, the required ratio is 1:6.

Answered by afzalasghardae

0

Explanation:

above are the objective and subjective past paper of chemistry

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