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

Overload is the act of exercising a muscle to fatigue. a. True b. False

pearl is a fifteenth-century elegy containing a dream vision. true and false

17/16 as a mixed number

What refers to the socially defined roles and expectations of men and women? A.Discrimination B.Division of Labor C.Exclusion D.Gender

Based on the contextual information provided about the Regency Era and the excerpt from Jane Austen's Pride and Prejudice, why is Mrs. Bennet eager for one of h

______ is the ultimate source of energy for plants.

What would be an immediate effect of the construction of roads and parking lots on the transfer of energy from producers to consumers in an ecosystem? A. a de

the letter that george washington after he became president is just one example why do you think this is true

If you see a fossil fish in a museum that is labeled one of the earliest fish known, what era is it probably from? a. Paleozoic c. Mesozoic b. Cenozoic d. Preca

how did congressional reconstruction affect newly freed african americans in the south