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
Nookie1986 [14]
2 years ago
8

How many formula units are present in 40.0 grams of Cu2S?

Chemistry
1 answer:
11Alexandr11 [23.1K]2 years ago
4 0

Never mind, I did the problem wrong, I deeply apologize.

You might be interested in
True or False. A force is a push or pull exerted on an object.
drek231 [11]

Answer:

TRUE

Explanation:

remember newtons laws of motion. Every action has an equal and opposite reaction. LOL

4 0
3 years ago
Read 2 more answers
The earth is made up of?
ollegr [7]

Answer:

The Earth is made out of many things❤✌✔

Explanation:

The Earth is made out of many things. Deep inside Earth, near its center, lies Earth's core which is mostly made up of nickel and iron. Above the core is Earth's mantle, which is made up of rock containing silicon, iron, magnesium, aluminum, oxygen and other minera

4 0
3 years ago
What are some examples of chemistry research when it comes to energy
Airida [17]

Answer:

Here's what I've found

Explanation:

Refer to the attachment !

5 0
3 years ago
Balance the following equation:<br> K+ H2O + H2 + KOH
alex41 [277]

Answer:

2K + 2H2O → H2 + 2KOH

Explanation:

Find how many atoms you have on both sides then add 2 to both sides.

Reactant:       Products:

K: 1+1=2                K: 1+1=2

H: 2+2=4             H: 3+1=4

O: 1+1=2                O: 1+1=2

Therefore it is balanced. Hope this helps

6 0
2 years ago
Which observation does not indicate that a chemical reaction has occurred?
castortr0y [4]

Answer:

change in the total mass of substances

6 0
3 years ago
Other questions:
  • A heating curve has two flat lines, or plateaus. What does the plateau at the lower temperature represent?
    7·2 answers
  • Which factors would negatively impact the bodies digestive system
    6·1 answer
  • To draw a Lewis structure for a
    9·1 answer
  • Calculate the change in pH of a 1.00 L of a buffered solution preparing by mixing 0.50 M acetic acid (Ka = 1.8 x 10^-5) and 0.50
    8·1 answer
  • For carbon monoxide poisoning, the treatment is administration of oxygen at high pressure. This increases the amount of oxyhemog
    7·2 answers
  • Hãy cho biết giá trị và ý nghĩa của số lượng tử n, l, m, ms khi mô tả trạng thái của electron trong nguyên tử?
    7·1 answer
  • Is the formal charge on N the same or different in these two species? Is the formal charge on the same or different in these two
    12·1 answer
  • A solid substance formed from a solution is a(n)
    14·2 answers
  • How many grams of lithium nitrate will be needed to make 170 grams of lithium sulfate, assuming that you have an adequate amount
    13·1 answer
  • Hi, I am trying to calculate the dosage of mg i should be taking per night. I am 135 pounds 5’7.
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!