Answer:
The two substances are Grease and Oil.
Explanation:
- <u>Grease</u> is used for other lubrication outside of the engine when it is really cold.
- <u>Oil</u> is used for lubricating when your engine is really hot.
Acid rain has no effect on limestone. So nothing happens.
Answer:
5. A strong base increases the OH- ion concentration in an aqueous solution.
6. It has more hydrogen ions.
Explanation:
5. Arrhenius theory states that acids donate H+ ions to a solution and bases donate OH- ions to a solution.
6. pH < 7 so the solution is acidic. Acidic solutions have more hydrogen or hydronium ions. Hydrogen and hydronium ions are essentially interchangeable.
Answer:
Explanation:
Given that,
A typical coffee mug holds about 355,000 microliters of liquid.
Also, 1 L = 0.001 kL
So, a typical coffee mug holds about 
or 
of liquid.
We need to convert it into Scientific notation.
We will shift 4 zeros to right. As a result,
So, the mug will hold of liquid.
Answer:
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