Based on the Law of Conservation of Mass, how many grams of Magnesium will react with 16.0 grams of Oxygen to produce 40.3 grams of Magnesium Oxide. * 1 point
56.3 g
24 g**
24.3 g
Which chemical equation shows that no atoms were lost during a chemical reaction? * 1 point
H₂ + F₂ → HF₄
2H + 2F → 4HF**
H₂ + F₂ → 2HF
2H + 2F → 2HF₂
The arrows in the image above indicate which direction Carbon is moving. What process is shown using the red arrows? * 1 point
Photosynthesis
Combustion
Decay**
If you were to add an image of another example of combustion of fossil fuels in the photo above which option would be appropriate? * 1 point
Another sheep**
A vulture eating a dead animal
A truck driving towards the factory
pic is the subject
2 answers
ah, 40.3 grams - 16 grams = 24.3 grams, not 24 grams
I can not help with the others, do not see the pictures.
1 answer