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वाक्य 'समय पर आना सभी का कर्तव्य है।' व्याकरण और संरचना के अनुसार सही है। • वाक्य में शब्दों का क्रम और भाव पूर्ण रूप से सही हैं।
Among petroleum refinery products, which has the lowest boiling point?
Water is a good solvent of ionic salts because -
Which of the following fibers will melt when heated?
What defines an ion?
Which of the following elements is a member of the actinoid series?
The device that converts AC into DC is:
In the periodic table of elements, what happens to the atomic radius as you move from left to right across a period?
The sparkling of a diamond is due to –
What happens to the boiling point of water at higher altitudes?
The rate of a reaction depends on: