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Viefleur [7K]
3 years ago
13

What is the percent composition of the element hydrogen in the compound methane CH4

Chemistry
1 answer:
Tamiku [17]3 years ago
6 0

Answer:

The answer is 25.14 percent. Hope this helps.

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Which list of phases of H2O is arranged in order of increasing entropy
jarptica [38.1K]
<span>The list of phases of H2O that is arranged in order of increasing entropy is from solid then liquid then gas. Gaseous water has the most entropy because of the random movement of water molecules. And Solid having the least entropy because the water molecules are arranged in a specific order.</span>
6 0
4 years ago
The tungsten- nuclide radioactively decays by alpha emission. Write a balanced nuclear chemical equation that describes this pro
Scrat [10]

Answer:

The solution to this question can be defined as follows:

Explanation:

The complete question is defined in the attached file.

W^{180}_{74} \to He^{4}_{2} + Hf^{176}_{72}

Here:

W= Tungsten-180\\\\Hf =Hafnium\\\\He = \alpha \ particle\\\\

5 0
3 years ago
What happens when an ice cube melts in a glass of water?
morpeh [17]

Answer:

the water is warmer in temperature than the ice cube

Explanation:

the cube wouldn't melt if the water was colder or equally cold (eventually the water would equalize to the room temp) but for a while the water would have to be colder than the cube for the ice cube to stay in a solidified form

3 0
3 years ago
A block of ice with a total mass of of 25 grams is beginning to melt. How will this physical change affect the mass of the block
NISA [10]
It does not affect the mass, it only affects the outwards appearance of the ice/water. 
7 0
4 years ago
What does global wind mean
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Global winds are the main belts of wind that move in a particular direction across the earth

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