Chemistry-

#### The absolute enthalpy of neutral is ation of the reaction: MgO(s)+2HCl(aq)3/4→MgCl2(aq)+H2O(l) will be-

Chemistry-General

- 57.33kj mol–1
- Greaterthan–57.33kjmol–1
- –57.33kjmol–1
- Lessthan–57.33kjmol–1

#### Answer:The correct answer is: Greaterthan–57.33kjmol–1

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chemistry-

#### For a phase change H_{2}O(l) H_{2}O(s)M

#### For a phase change H_{2}O(l) H_{2}O(s)M

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#### Assertion (A) : The number of ways of arranging 6 boys and 5 girls alternately at circular table is Reason (R) : To arrange boys and girls alternately at a circular table, they should be equal in number.

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Reason is correct explanation of the statement

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#### Assertion(A): The number of quadratic expressions with the coefficients drawn from the set {0,1,2,3} is only 48 but not 64.

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Reason is correct explanation of Assertion

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#### Assertion: The sum of all4 digited numbers that can be formed using the digits 1,2,4,5,6 without repetition is 479952

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#### Enthalpy change for the reaction, 4H_{(g)} →2H_{2(g)} is–869.6kJ The dissociation energy of H–H bond is

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#### When a die is rolled twice, if the event of getting an even number is denoted by a success and the number of successes as a random variable, then distribution and mean of the variate are

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