Choose the correct statements. (A) Weight of a substance is the amount of matter present in it. (B) Mass is the force exerted by gravity on an object. (C) Volume is the amount of space occupied by a s

Question

Choose the correct statements. (A) Weight of a substance is the amount of matter present in it. (B) Mass is the force exerted by gravity on an object. (C) Volume is the amount of space occupied by a substance. (D) Temperatures below 0°C are possible in Celsius scale, but in Kelvin scale negative temperature is not possible. (E) Precision refers to the closeness of various measurements for the same quantity. Choose the correct answer from the options given below:

(A) (C), (D) and (E) Only
(B) (A), (B) and (C) Only
(C) (A), (D) and (E) Only
(D) (B), (C) and (D) Only

Prashant Kotian · Accepted Answer

Correct answer: A. For Ar n = 1 CVM = 1 R = 3 R E = qv = 500 = nCVM T so E = 500J 500 = 1 × 3 × 8.3 × T . 2000 = T 80 T2 – 298 = 80 T2 = 378 K Ans. (4) | JEE(Main) 2025 | DATE : 29-01-2025 (SHIFT-1) | PAPER-1 | CHEMISTRY PAGE # 8

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