Answer: explained below
Explanation:
Matter can change form through physical and chemical changes, but through any of these changes, matter is conserved. The same amount of matter exists before and after the change—none is created or destroyed.
Out of those ones, im sure its c. It's definitely not b or d. It allows motion but also protects vital organs. :)
The answer is: 400 mm Hg
Hope this helps!
Have a nice day. :)
Answer:
Use less heat in your house.
Explanation:
You have blankets in your house, huddle up for a good movie together.
Answer:
Number of moles = 1.57 mol
Explanation:
Given data:
Mass of propanol = 94.1 g
Molar mass of propanol = 60.1 g/mol
Number of moles of propanol = ?
Solution:
Formula:
Number of moles = mass/molar mass
by putting values,
Number of moles = 94.1 g/ 60.1 g/mol
Number of moles = 1.57 mol
