Answer:
4.5
Step-by-step explanation:
Just distribute the numbers outside the parenthesis and then combine like terms. One thats done solve
You can but it isnt really a good idea to do that if you want full credit
The answer is 2.58 moles potassium<span>
The solution to this is,
to find moles, convert grams to mole by the equation
grams(mole/gram)=moles
101. g of potassium(1 mole potassium/</span><span>39.10 g potassium)=2.58 moles potassium</span>
Answer:
32 pavers
Step-by-step explanation:
step 1
Find out the area of one square paver
The area of a square is

where
s is the length side of the square
we have

substitute

step 2
Find out the area of the rectangular patio
we know that
The area of a rectangle is

we have

substitute

step 3
Find out the number of pavers needed to build the patio
Divide the area of the rectangular patio by the area of one paver

She can have 11 rows with 3 in the last row and she can have 6 rows with 3 in the last row