Elements, Compounds, Mixtures, Acids, Bases, PH, And Neutralization Question Preview (ID: 53608)
Elements, Compounds, Mixtures, Acids, Bases, PH, And Neutralization.
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If you were to neutralize NaOH and HCl, what would be the two new compounds made?
a) NaCl and OH3
b) H2O and NaCl
c) NaH and ClO2
d) ClOH and NaO
Which of the following is an example of the formation of a mixture?
a) Rust forming
b) Salt dissolving in water
c) Sodium and chlorine reacting to make salt
d) Hydrogen and Oxygen reacting to produce Water
What had to happen for H2 and O2 change into water?
a) The Elements are heated
b) Water vapor becomes liquid water
c) The Elements dissolve in water
d) Chemical bonds were broken and reformed between the atoms of the different Elements.
Milk and Coke are examples of a...
a) Homogeneous Mixture
b) Heterogeneous Mixture
c) Element
d) Compound
Chocolate chip cookies and pizza are examples of...
a) Homogeneous Mixtures
b) Heterogeneous Mixtures
c) Elements
d) Compounds
The Periodic Table is used to organize pure substances called -
a) Atoms
b) Elements
c) Compounds
d) Mixtures
Acids Taste...
a) Sour
b) Bitter
c) Salty
d) Sweet
Bases taste...
a) Sour
b) Bitter
c) Salty
d) Sweet
Bases feel...
a) Slippery
b) Sticky
c) Rough
d) Smooth
Acids and Bases react together to form...
a) Sugar and Water
b) Water and Pepper
c) Salt and Water
d) Water and Oil
The pH scale runs from _ to _ and measures the strength of an acid or a base.
a) 0-13
b) 1-14
c) 0-14
d) 7-12
The further you move away from ____, the only substance with a pH of 7, the stronger the acid or base is.
a) Pure water
b) Pure salt
c) Pure gold
d) Blood
Which pH is that of the strongest acid?
a) pH = 3
b) pH = 8
c) pH = 0
d) pH = 9
Which pH is that of the weakest base?
a) pH = 11
b) pH = 3
c) pH = 6
d) pH = 8
Which of the following substances are acids?
a) Coffee
b) Soap
c) Ammonia
d) Bleach
Which of the following substances are bases?
a) Coffee
b) Vinegar
c) Soap
d) Milk
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