Answer:
Answer should be choice 4
Step-by-step explanation:
Answer: 14.6 % increase
Step-by-step explanation: 44 divided by 30 = 1.46
To decimal = 14.6 percent
<span>E=240T
For the lower limit of energy:
E=12,000 cal
so 12000 = 240 T >>> T = 50</span> degrees Celsius
<span>For the upper limit of energy:
E=18,000 cal
so 18000 = 240 T >>> T = 75 </span>degrees Celsius
The difference in temperature = 75 - 50 = 25 <span>degrees Celsius
</span>
I hope I helped
you.