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Given that, Q = 26000 J, m = 4 kg ΔT = 35 - 25 = 10 K we know that, specific heat is given by Q = mCΔt ⇒ 26000 = 4 × C × 10 ⇒ C = 650 J/kg-K
The product of the equivalent weight and valency of an element equals its ______.
Anemometer is used to measure –
The common name of hydrogen peroxide is:
Heat stored in water vapour is –
What happens to a liquid, when the vapour pressure equals the atmospheric pressure?
The process of converting a solid directly into its vapor is called:
Water from soil enters into the root hairs owing to :
Which of the following is the hardest mineral?
Statement I: Glass is not considered as a true compound. Statement II: Glass does not have a definite melting point.
Codes:
Which gas is evolved during the reaction of an acid with a metal?
