pyramids of numbers and acid alkalis

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  • Created by: natalie
  • Created on: 19-05-13 13:02
what are pyramids of numbers
diagrams that show the population of organisms in a food chain
1 of 5
what do ph values tell us?
if they are acid, neutral or alkali
2 of 5
what does the universal indicator do depending on the ph of the substance?
it changes colour
3 of 5
what does acid+alkali equal?
neutral chemicals
4 of 5
what do other types of chemical reactions produce of gas?
heat or bubbles
5 of 5

Other cards in this set

Card 2

Front

what do ph values tell us?

Back

if they are acid, neutral or alkali

Card 3

Front

what does the universal indicator do depending on the ph of the substance?

Back

Preview of the front of card 3

Card 4

Front

what does acid+alkali equal?

Back

Preview of the front of card 4

Card 5

Front

what do other types of chemical reactions produce of gas?

Back

Preview of the front of card 5

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