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কোষ্ঠকাঠিন্য, মাঝে মাঝে কোষ্ঠকাঠিন্য চিকিৎসায় নির্দেশিত হয়।
The colour of both barium chloride and sodium sulphate is white.
1 Answers 1 views(i) All the elements of this set are natural numbers as well as the divisors of 6. Therefore, (i) matches with (c). (ii)It can be seen that 2 and 3 are prime numbers....
1 Answers 1 viewsNa atom get oxidize and Cl is reduced
1 Answers 1 viewsThe ionization enthalpy of hydrogen atom is very high (1312 kJ mol–1 ). Hence, it is very hard to remove its only electron. As a result, its tendency to exist...
1 Answers 1 views(a) relatively unspecified and thin walled
1 Answers 1 views(i) Sodium oxide → Na2O (ii) Aluminium chloride → AlCl3 (iii) Sodium suphide → Na2S (iv) Magnesium hydroxide → Mg(OH)2
1 Answers 1 views(a) CuBr2 (b) Al(NO3)3 (c) Ca3(PO4)2 (d) Fe2 S3 (e) HgCl2 (f) Mg(CH3 COO)2
1 Answers 1 viewsA sodium atom and ion, differ by one electron. For 100 moles each of sodium atoms and ions there would be a difference of 100 moles of electrons. Mass of 100...
1 Answers 1 viewsSolution: No. Justification: Consider the positive integer 3q + 1, where q is a natural number. => (3q + 1)2 = 9q2 + 6q + 1 = 3(3q2 + 2q) + 1 = 3m + 1,...
1 Answers 1 viewsSolution: 6q + r is a positive integer, where q is an integer and r = 0, 1, 2, 3, 4, 5 Then, the positive integers are of the form 6q, 6q+1,...
1 Answers 1 views