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How many of the following statement(s) i...

How many of the following statement(s) is/are true for free expansion of ideal gas in an insulated container ?
1. It is a Reversible process.
2. `Delta H=0`, for this process.
3. `Delta E=0`, for this process.
4. `Delta(PV)=0`
5. `Delta T = 0` , for this process.
6. `Delta S_("surrounding")=0`, for this process.
7. `Delta S_("system")=0`, for this process.
8. `Delta S_("total") = 0`, for this process.

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The correct Answer is:
5
How many of the …………
False statement are `1, 7 and 8` remaining are true.
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