1answer.
Ask question
Login Signup
Ask question
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
bixtya [17]
3 years ago
10

4. How many molecules are there in 450.0 g of Na2SO4? (

Chemistry
1 answer:
vovikov84 [41]3 years ago
5 0

Answer:16.02x1023 molec, Na₂SO4 = 119x1024 | 142.05g Na25041 Imol Naz Soy lec Na.

Explanation:

16.02x1023 molec, Na₂SO4 = 119x1024 | 142.05g Na25041 Imol Naz Soy lec Na.

You might be interested in
What happens when sugar disolves in water?
Elis [28]

First, the sugar dissolves into small sugar molecules, Then fills in the spaces in between the water molecules thus, making Sugar water.

I hope that answered your question and has come to your help.

4 0
4 years ago
Read 2 more answers
Would you expect a carbon atom to have the same mass as an oxygen atom
kramer
Its impossible coz carbon has isotopes C-12 and C-13 whereas oygen has isotopes 16<span>O, </span>17<span>O, and </span>18<span>O, so impossible. Hope it helps</span>
3 0
3 years ago
Read 2 more answers
What is the name of the particle made up of 2 protons and 2 neutrons?
barxatty [35]

Answer: It’s called a alpha particle

Explanation:

8 0
3 years ago
In 200 g of a concentrated solution of 70.4 wt% nitric acid (r = 1.41 g/mL, FW(HNO3) = 63.01 g/mol), how many grams of water are
mars1129 [50]

Answer:

59.2 grams

Explanation:

We are given that 70.4% of the weight of the total 200 g of the concentration is made up of nitric acid, the remaining information is not required to solve the problem. Since water and nitric acid are the only components of the solution, the total weight of water is given by:

W = 200*(1-0.704)\\W=59.2\ g

There are 59.2 grams of water in this solution.

5 0
3 years ago
Help school so annoying
hichkok12 [17]

Answer:

I think its scenario 2 Guitar strings

Explanation:

"You move your fingers and arm to play the guitar! This energy was stored in the molecules inside your muscles and now is being used to move your fingers which, in turn, transfers energy to the strings of the guitar. Now the strings are vibrating, having kinetic energy,"

I searched this up, if you answer requires an explanation put this in your own words.

3 0
3 years ago
Other questions:
  • Interstate 285 around Atlanta is 63.98 mi and is about 80. ft across both directions of traffic. If there are 2.5 inches of snow
    11·1 answer
  • ***DiSICLAIMER (due at midnight)
    11·1 answer
  • When two hydrogen atoms bond with one oxygen atom to form water what happens to the electrons?
    7·1 answer
  • What is lithosphere state of matter?
    8·1 answer
  • What kind of reproduction does this organism use?
    10·2 answers
  • 2.
    10·1 answer
  • A man drove his car through the Nevada desert one day when the temperature was over 100°F. When he started the trip, the gas sta
    9·1 answer
  • A container at equilibrium contains the following concentrations: [Hz] - 0.30 M and [HI]
    15·1 answer
  • Pleaseeeee hellpppppp :(​
    8·1 answer
  • 1.25 grams of unknown acid was dissolved in 15.00 mL of water and then titrated with 0.100 M NaOH(aq). The
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!