Last Page of Notes ;)

Question 1

What is magnesium like before, during and after heating?

Answer 1

• silver strip metal
• on heating bright white light
• after turns to white powder (ash)

Question 2

Draw a diagram to show how describe how you could display that there is a change in mass when it is heated?

Answer 2

Check notes

Question 3

Word equation for ittt

Answer 3

NOTES (BUT IF YOU DO NOT KNOW IT - BE WORRIED)

Question 4

% of each gas in the air.

Answer 4

Nitrogen - 78%
Oxygen 21%
Argon 0.04%
Cb 0.9%