1answer.
Меню
Ask question
Login
Signup
Ask question
Menu
All categories
English
Mathematics
Social Studies
Business
History
Health
Geography
Biology
Physics
Chemistry
Computers and Technology
Arts
World Languages
Spanish
French
German
Advanced Placement (AP)
SAT
Medicine
Law
Engineering
tester
[92]
3 years ago
13
How many gram-atoms are in 120-gram sample of calcium metal? How many atoms is this?
Chemistry
Answer
Comment
Send
1
answer:
Elden
[556K]
3 years ago
3
0
(sample g/1) X (1 mole/40.078(MW of Ca)) = moles of sample (moles of sample)(6.022 x 10^23( no of atoms)/ 1 mole) = # of atoms in a 120 g sample of calcium Avogadro's number=6.022x 10^23 atoms in 1 mole
Send
You might be interested in
______________________________________________
nika2105 [10]
Answer:
Explanation:k
4
0
3 years ago
Read 2 more answers
Periodic Table High School Reference Sheet
Ira Lisetskai [31]
I believe it should be B
8
0
3 years ago
Calculate the kilograms of iron that would be produced from 1340 g of calcium carbonate.
Elanso [62]
Answer:
1.340kg
Explanation:
5
0
3 years ago
I NEED HELP ASAP!!<br> I DOMT KNOW HOW TO DO THIS
KatRina [158]
What part of it are you confused about
3
0
3 years ago
How does particle motion effect pressure
Alex
The pressure is a result of the motion of particles
8
0
3 years ago
Read 2 more answers
Other questions:
An example of an extensive physical property is
15
·
1 answer
Dominic made the table below to organize his notes about mixtures,
12
·
1 answer
З BaCl2 how many atoms
12
·
1 answer
Last year, Kylee moved to a new town, got hooked on heroin, and had some medical scares that made her realize she wants to quit
9
·
2 answers
What initial temperature of the copper metal which equal to the temperature of the coffee?
10
·
1 answer
What does the smoke in the tube prove scientifically?/
5
·
1 answer
2NaCl ---> 2Na + Cl2<br>What are the atoms of the products
11
·
2 answers
USE LETTERS FOR ANSWERS, NO NEED TO EXPLAIN
8
·
1 answer
Someone plssss help meeee !!!! How much energy is required to vaporize 112 g of water? ???
15
·
1 answer
Please don't just take the points. I really need help. I have so many missing assignments please
5
·
1 answer
×
Add answer
Send
×
Login
E-mail
Password
Remember me
Login
Not registered?
Fast signup
×
Signup
Your nickname
E-mail
Password
Signup
close
Login
Signup
Ask question!