Which of the following is not written by Munshi Premchand
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The national Temple of Bangladesh is _________.
The name of the first bank established in India was
_______contributes towards global warming so it is called a greenhouse gas.
Read the following information and answer the questions given below:
A has 28 elements, B has 32 elements and A U B has 40 elements.
How many elements does A ∩ B have?
Which of the following statements is/are true or false?
Statements :
A) H2S burns in air to give H2O and SO2
B) The decomposition of Ferrous Sulphate into Fe2O3, SO2 and SO3 occurs in the presence of heat.
Cultural transmission refers to the process of ______
Which of the following substances cause temporary hardness in water?
1. Mg(HCO3)2
2. Ca(HCO3)2
3. CaCl2
4. MgSO4
There are two types of water hardness: temporary and permanent hardness. Temporary hardness is due to the presence of calcium hydrogen carbonate Ca(HCO3)2(aq) and magnesium hydrogen carbonate Mg(HCO3)2(aq).