The range for the amount of catalyst for given experiment is 0.8 grams
Step-by-step explanation:
Lets define range first
"Range is difference between the largest and smallest value of a data set"
Range is given by:

By observing the given data of catalysts we get
Highest Value = 1.0 grams
Lowest Value = 0.2 grams
So the range will be:

Hence,
The range for the amount of catalyst for given experiment is 0.8 grams
Keywords: Range, decimals
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2*3.14 is 6.28 so it would be
15=6.28r
and then you divide r and 15 by 6.28
hope this helps
Answer:
= 21
Step-by-step explanation:
7 x 3 = 21
Answer:
3800
Step-by-step explanation:
Because 2 is below 5 so can't round it so you have to change the rest to 0