1 mole of any gas will occupy 24dm^3 or 24000cm^3 as one mole of helium weighs 4g it will occupy just under 24000cm^3
Answer:
ok
Explanation:
this is a picture of a city that we have made worse everyday
all you need to do is look at the balanced equation for the coefficients in front of the substances you are interested in
Answer:
100 cal
Explanation:
Given data:
Mass of carbohydrate = 19 g
Mass of protein = 1 g
Mass of fats = 4 g
Solution:
The average calories content of
Protein 4 cal/g
Carbohydrate 4 cal/g
Fat 9 cal/g
Then,
1 g protein × 4 cal/g = 4 cal
4 g fat × 9 cal/g = 36 cal
19 g carb. × 4 cal/g = 76 cal
Total calories = 116 cal
Round to one significant figure = 100 cal
Answer:
one Phosphorus atom and three Chlorine atoms, having a chemical formula of PCl3. It is a volatile liquid that reacts with water and releases HCl gas. It is a toxic compound but is used in several industries.Jul 23, 2021
Explanation:
i am so srry if this is wrong