Answer:
Hi There! I'm new so I hope I get This Right! ^^
Explanation:
double blind test. the control group receives a placebo. Why is a placebo used in a double-blind test? so that the effects on people in two different groups can be compared.
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False They can function as both. An example is Aluminium Oxide. These kind of substances are called "Amphoteric", they can behave as both acids and bases.
Answer:
1.54 liters.
Explanation:
If the liters increases by .27 for every 100ºC, then just multiply .27 by 2.
You'd then get 1.54, which is your answer.
Hope this helps!
