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

one more please and thank you

Critical Thinking Imagine you are Mary McLeod Bethune and write a brief statement in which you state why the teaching of African accomplish- ments is important.

Let ƒ(x) = 5x − 4 and g(x) = x2 - 1. Find (ƒ ○ g)(2).

Use Fractions Earth and Mars travel around the sun. Each time Earth makes one complete trip, Mars makes about 1/2 of its trip. 1. How many trips does Earth make

2. What did Nanahuatzin and Tecuciztecatl agree to do? (1 point) Oto make amends to the weeping goddess Oto gather with the other gods in Teotihuacán Oto build

she unnamed them story Which passage from the text best supports the correct answer to Question 5? A. "O.K., fine, dear. When's dinner?' OB. "I hope the garden

any two benefits and harms caused by good and bad friends

Dew point temperature, in degrees Celsius (^\circ\text C)( ∘ C)left parenthesis, degrees, start text, C, end text, right parenthesis, is defined as the temper

What effects could a lack of voter participation have?

A shirt was reduced in price by 20% during a sale. If the shirt was bought for £48, what was the original price of the shirt?