Hello! Let me try to answer this :)
Thanks and please correct if there are any mistakes ^ ^
The swimming pools pH is below 7, meaning it is slightly acidic. If you want to make the pH higher, you must add a base which by definition has a pH higher than 7.
D. Add base
Answer:
the same is what is this question like what did u exame
Always use least amount of sig figs possible. So this 9.7 would be (answer): 2 sig figs
Answer:
Colors are seen by burning of metal salts, for example Sodium chloride makes yellow frame.
It is very common for fireworks to contain Aluminum, Iron, Steal, Zinc or the Magnesium’s dust to create bright light.