यदि मोलरता 0.25 है और आयतन 2 लीटर है, तो विलेय के मोल कितने हैं?

If molarity is 0.25 and volume is 2 litres, how many moles of solute are present?

Explanation opens after your attempt
Correct Answer

A. 0.5 मोल0.5 mole

Step 1

Concept

Moles = molarity × volume.

Step 2

Why this answer is correct

Moles = 0.25 × 2 = 0.5.

Step 3

Exam Tip

If volume is in litres, multiply directly. चरण 1: मोल = मोलरता × आयतन। चरण 2: मोल = 0.25 × 2 = 0.5। चरण 3: आयतन लीटर में हो तो सीधे गुणा करें।

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यदि मोलरता 0.25 है और आयतन 2 लीटर है, तो विलेय के मोल कितने हैं? / If molarity is 0.25 and volume is 2 litres, how many moles of solute are present?

Correct Answer: A. 0.5 मोल / 0.5 mole. Explanation: चरण 1: मोल = मोलरता × आयतन। चरण 2: मोल = 0.25 × 2 = 0.5। चरण 3: आयतन लीटर में हो तो सीधे गुणा करें। / Step 1: Moles = molarity × volume. Step 2: Moles = 0.25 × 2 = 0.5. Step 3: If volume is in litres, multiply directly.

Which concept should I revise for this Chemistry MCQ?

Moles = molarity × volume.

What exam hint can help solve this Chemistry question?

If volume is in litres, multiply directly. चरण 1: मोल = मोलरता × आयतन। चरण 2: मोल = 0.25 × 2 = 0.5। चरण 3: आयतन लीटर में हो तो सीधे गुणा करें।