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shusha [124]
3 years ago
5

Chemical properties can be observed without changing the substance

Chemistry
1 answer:
Amanda [17]3 years ago
7 0

Answer:

chemical properties can only be measured only by changing a substance chemical identity

Explanation:

apex

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1. A gas sample at a pressure of 5.00 atm has a volume of 3.00 L. If the gas pressure is changed to 760 mm Hg, what volume will
tatyana61 [14]

Answer:

V₂ =  15.00 atm

Explanation:

Given data:

Initial pressure = 5.00 atm

Initial volume = 3.00 L

Final pressure = 760 mmHg ( 760/760 = 1 atm)

Final volume = ?

Solution:

P₁V₁ = P₂V₂

V₂ = P₁V₁ /  P₂

V₂ =  5.00 atm × 3.00 L / 1 atm

V₂ =  15.00 atm

8 0
3 years ago
The total number of atoms in the formula aluminum acetate is
REY [17]

Answer:

B) 22 atoms

Explanation:

Aluminum Acetate has a formula of C6H9AlO6, meaning that it has 6 Carbon atoms, 9 Hydrogen atoms, 1 Aluminum atom, and 6 Oxygen atoms.

In total there are: 6+9+1+6 atoms, or a total of 22 atoms.

Hope this helps!

7 0
3 years ago
Read 2 more answers
Thw table below provides data the length of day for different planets in the solar system
larisa86 [58]

Answer:

a one rotation of the planet on its axis

Explanation:

The two types of motion that planets undergo are;

1) rotation of the planet about its axis

2) revolution of the planet around the sun.

In every planet there are days as shown in the image attached to the question. However, the length of day in each planet is determined by the time required for the planet to complete one rotation on its axis.

It takes the earth 1 earth day (24 hours) to complete rotation on its axis.

6 0
3 years ago
What type of rock forms from the cooling of magma below the surface?
wlad13 [49]

It forms an igneous rock

8 0
3 years ago
How can you make an item that is made of magnetic material become a permanent magnet instead of a temporary magnet? *​.
marta [7]

Answer:

You can heat it and then let it cool it in a very strong magnetic field.

8 0
3 years ago
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