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Temka [501]
4 years ago
8

Earth rotates once every 24 hours. What does this mean?

Chemistry
1 answer:
prohojiy [21]4 years ago
6 0
B- Earth completes a full spin on its axis once every 24 hours.
You might be interested in
Is it possible to have more atoms on the product side of a chemical reaction than there are on the reactant side? Explain why or
Mice21 [21]

Answer:

No, you cannot.

Explanation:

Due to the Law of Conservation of Energy all chemical equations have to be balcned. The Law of Conservation of energy states that matter cannot be neither created nor destroyed. By having more atoms on either side, you are breaking this law.  

3 0
3 years ago
Explain in your own words how molar mass and molarity are the same and how they are different?
algol [13]

Answer:

The two masses have the same numerical value, but the units are different

Explanation:

The two masses have the same numerical value, but the units are different: The molecular mass is the mass of 1 molecule while the molar mass is the mass of 6.022 \(×\) 1023 molecules.

8 0
3 years ago
  If the temperature is kept constant, what change in volume would cause the pressure of an enclosed gas to be reduced to one-th
joja [24]
Using the ideal gas equation pV = nRT, where R is the ideal gas constant, we can show that p=nRT/V. Since n, R and T are all constants, p2/p1 = V1/V2 where p1 and p2 are the start and final pressures respectively and V1 and V2 are the start and final volumes respectively. For if p1 = 3*p2, the pressure would have fallen to one third of its original value, and it follows that V2 = 3*V1. Therefore, for the pressure to fall to a third of its original value, the volume must increase by a factor of 3.
3 0
3 years ago
The element iodine would be expected to form covalent bond(s) in order to obey the octet rule. Use the octet rule to predict the
zhannawk [14.2K]

Answer:

HI (hydrogen iodide).

Explanation:

Hello,

In this case, since iodine is in group VIIA, it has seven valence electrons at its outer shell, which means that it only needs one bond to attain the octet. Moreover, since hydrogen has just one electron at its outer shell, one hydrogen turns out enough to obey the octet when hydrogen and iodine bond as shown below:

H-I

Therefore, the required formula is:

HI

Which is hydrogen iodide.

Best regards.

7 0
3 years ago
2. The model on the right looks bumpy, but when you break a large salt crystal in two, the edges of the split often look straigh
madreJ [45]

Explanation:

because bobo hurts

3 0
4 years ago
Read 2 more answers
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