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- 1. Multiple Choice
Which of these is a property of acidic solutions?
they taste sour
they feel slippery
they are in many cleaning products
they taste bitter
- 2. Multiple Choice
Black coffee has a pH of 5. It is a ________ ____________
Weak
Strong
Acid
Base
- 3. Multiple Choice
What are the products of a neutralization reactions
water
salt
acid
base
- 4. Multiple Choice
The table shows the pH of several solutions. Which solution is the most acidic?
vinegar
milk
water
bleach
- 5. Multiple Choice
Zn(OH)2 is an example of a...
acid
base
salt
water
- 6. Multiple ChoiceIdentify the salt in the following equation:
Zn(OH)2 + HNO3 ---> H2O + Zn(NO3)2Zn(OH)2HNO3H2OZn(NO3)2 - 7. Multiple Choice
Complete the following reaction:
HCl + Mg(OH)2 -->
MgCl2 + H2O
Mg +H2O
MgCl2 + H2
MgCl2 + H2O + CO2
- 8. Multiple Choice
What might happen if you mixed a strong acid with an equally strong base?
You would see an explosive chemical reaction.The acid would destroy the base.The base would destroy the acid.You'd wind up with a pH-neutral substance. - 9. Multiple ChoiceWhat are the products of the following reaction?
H2SO4 + KOH -->HK + HSO4H2O + KSO4H2O + K2SO4H2 + K2SO4 - 10. Multiple ChoiceCarbon dioxide and seawater combine to formcalcium carbonatecarbon monoxidecarbonic acid
- 11. Multiple ChoiceMarine organisms make their shells from calcium andchloridecarbonateseawater
- 12. Multiple ChoiceAn example of a marine organism that needs calcium carbonatea craba sharkan octopus
- 13. Multiple Choice
Which molecule makes water acidic?
Carbonate Ions
Carbon Dioxide
- 14. Multiple Choice
Which is carbonate?
HCO-
H2CO3
CO3-
CO2
- 15. Multiple ChoiceAs the ocean becomes more acidic, the pH of the waterincreasesdecreases
- 16. Multiple Choice
What do some marine creatures do with the carbonate ion?
use it as a food source
use it as a defense mechanism
use it to build shells and exoskeletons
use it to cool body temperatures
- 17. Multiple Choice
The ocean's pH has gone from _____ to _____ over the last century.
8.1; 8.2
8.2; 8.1
5; 7
7; 6
- Answer choicesTagsAnswer choicesTags