ryleigriffin ryleigriffin

03-09-2020
Chemistry

contestada

5.25 calories are absorbed by an iron nail. How many joules is this?
a) 1.07
b) 9.43
c) 12.6
d) 21.9
* I NEED EXPLANATION!!! *

Respuesta :

MnMDevil MnMDevil

03-09-2020

Answer:

D) 21.9

Explanation:

1 kilocalorie is equal to 4184 joules

0.001 kilocalorie is equal to 1 calorie

so 5.25 calorie=21.966 joules

Answer Link

Otras preguntas

An object accelerates from rest at a constant rate of 4ms-² for a distance 200m. How fast is the object moving at that time? How long did take for the object to

Which is different? Find “both” answersFind AC+CB .Find BC-AC .Find AB .Find CA+BC .The "different" answer is {Blank} The "same" answer is {Blank}.

In 3–5 sentences, identify and explain an inference you made about news media based on the passage. Support your answer with text evidence from the passage.(4 p

4. The quotient of 24 and d

Which of the following is NOT a computer peripheral? Scanner Keyboard Printer Central Processing Unit

What do the articles of confederation and Declaration of Independence have in common?

What is organizational structure

Since the Industrial Revolution brought about Big Business, the government was forced to-

suppose that a town council plans to raise the tax charged on each pack of cigarettes sold by 20 percent in order to raise its tax revenues. an economist points

when conducting research for an industry analysis, why it is necessary to treat with caution the economic statistics for an industry? the data are unreliable. m