kendrickrandolph00 kendrickrandolph00

16-12-2021
Chemistry

contestada

How many molecules are in 142.5 grams of CO2

Respuesta :

saifuf12 saifuf12

21-12-2021

Answer:

39 × 10²³

Explanation:

142.5/22 = 6.47 mole

Then n = n of molecules / nA = 39.01 × 10²³

Answer Link

Otras preguntas

which of the following is a synonym for bias? A. information B. preference C. suggestion D. feature

Which step accurately describes how to measure the final burette volume? Locate the bottom of the meniscus and record volume to the nearest 0.01 mL. Locate the

This's it! Part 2, read the rest of the story and doing one question on the bottom thx!

Given 2x - y = 6, solve for y.

La línea aérea insiste en que sus empleados ___ amables con todos sus pasajeros. A-eran B-es C-Sean D-serán

Which of the following is an example of plagiarism? A. copying the dates and events mentioned in a newspaper B. copying the entries made in official records su

What did gatsby do to prepare for his meeting with daisy?

If 6 times a certain number is added to 8, the result is 32 Which of the following equations could be used to solve the problem? A: 6x=32 B: 6(x+8)=32 C: 6x=8+3

Explain the reason for the spread of the Greek culture.

FIRST ANSWER GETS BRAINLIEST ! : Who was the slave who sued for his freedom in the Supreme Court ? A) Frederick Douglass B) Dred Scott C) John Brown