so the company hire company B because it pays not more than 85 cents.
Why would you not want to sell a cold pack made with compound x?
1. Technically it depends upon the temperature of your hand: if we assume the body temperature is 37 C then your hand is warmer than the beaker and the beaker will feel cold.
2. This is an endothermic reaction.
3. If the beaker changes from 25 C to 5 C the energy is lower.
1.5g x (20/5) = 6.0 grams.
Cost of 6.0 g is
$184.04 x (6.0/1000) = about $1.10 each.
its cost = 110 cents
Compound B the same way.
1.0g x (20/2.5) = 8.0 grams.
Cost of 8.0 g is
$97.13 x (8.0/1000) = about $0.777 each.
its cost 77.7 cents.
so the company hire company B because it pays not more than 85 cents.
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