Answer:
Explanation:
Use context clues to write your own definition for each meaning of the word matter.
Example sentence
What is this gooey matter on the table?
Matter:
__________
Example sentence
Please vote! Your opinions matter.
Matter:
__________
The ozone layer protects humans from harmful UV rays, because it acts as a sort of filter for any toxic or overpowering waves from damaging our skin. This goes for animals, as well.
I believe it would be 17,850 grams of arsenic.
Hope it helps!
Hello!
An "element" is a substance that is made entirely of one type of atom. Out of the four given options, A. Oxygen is considered an element, because it just can't be broken down farther. As for the other options, Sodium Chloride and water are both compounds, not elements. Air is a mixture.
<u>Answer:</u> The concentration of barium chloride is 
<u>Explanation:</u>
To calculate the molarity of solution, we use the equation:
Let us assume:
Moles of barium chloride = 
Volume of flask = 300 mL
Putting values in above equation, we get:
Hence, the concentration of barium chloride is
