How many moles of oxygen are present in 16 g of oxygen gas
2 answers:
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Answer:
Water absorbs 84cal.
Explanation:
The given information about water is:
- mass of water (m): 12g
- change in temperature (ΔT): 7°C
With the given information, and the specific heat of water (c=1cal/g.°C), we can calculate the aeat that water absorbs, using the heat formula:
So, water absorbs 84cal.