uglycoopy123 uglycoopy123

04-05-2021
Chemistry

contestada

NEED URGENT HELP WITH QUESTION ABOVE!!!!!!!!!!

NEED URGENT HELP WITH QUESTION ABOVE class=

Respuesta :

04-05-2021

Answer:

1.818x10²³ particles

Explanation:

Add the two atomic masses given to get 74.55 g.

Divide the number of grams given by the molar mass of KCl:

22.5g ÷ 74.55 = 0.302 mol

Multiply the moles by 6.022×10²³ particles

Answer Link

Otras preguntas

hey can yall pls answer dis rq!!!!!!!!!!!! ima give 30 points

Help me please i dont understand :(

2/5 as a decimal show all work

-2(v- 2) =-3 -22 What’s the answer?

Evaluate the integral by interpreting it in terms of areas. integral -3 to 0(1+(9-x^2)^1/2)dx

Author of Two Treatises on Civil Government who believed that government could exist without the consent of the governed and that the primary purpose of the sta

17. Do you (want, won't) to leave the store before closing? 18. I (want, won't) do that job, you can't make me. I 19. Do you know that (your, you're) car headli

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!!! *

Which of the following justifications for using a particular species would not likely be accepted by the IACUC? A. Reluctance to learn about a new species that

A car travels at 12 m/s, how far does it travel in 15 seconds