Question

K
9th Sci Unit test - 1.pdf
SECTION A
Answer following questions as per directions.
( 6 Marks)
(Each question carries 1 mark)
Observe the following calculation for converting 25° C temperature to kelvin.
K=°C +273
K=23+273
K=298 , based on this calculation ,convert 398 K to celcius.
Select the correct option from below:
(A) 671 (B) 125 (C) 423 (D)373
State the SI unit of mass.​

Answer 1

Answer:

(c) 423

Explanation:

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Answer 2

Answer:

the correct answer is (c)