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zavuch27 [327]
2 years ago
13

Li(s)+O2(g) what goes in front of Li

Mathematics
1 answer:
Pavel [41]2 years ago
8 0
<span>2 Li(s) + O2(g) = 2 LiO is the balanced equation</span>
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Joe buys 2 shirts for $18.50 each and a belt for $12.36. He pays tax at a rate of 5.5% on his purchase. How much tax does he pay
kirill115 [55]

Answer:37$ for the shirt Sales tax: $2.04

Cost/Price before ST: $37.00

Total Cost/Price including ST: $39.04

for the belt

Sales tax: $0.68

■ Cost/Price before ST: $12.36

■ Total Cost/Price including ST: $13.04

Step-by-step explanation:

4 0
3 years ago
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Isabelle and her parents plan to share the cost of her college education. The annual tuition cost for the college she plans to a
oksano4ka [1.4K]

Answer:

7392

Step-by-step explanation:

just divide 5544÷.75 on a calculator however you want to do it than you will get 7392

5 0
3 years ago
. A recipe for cookies calls for 2/3 of a cup of sugar per batch of cookies. Elena used 5 and 1/3 cups of sugar to make multiple
Cerrena [4.2K]
Answer: 8 batches
Step-by-step explanation:
To get the number of batches she made, we can just use proportion to solve it. But first, we need to convert 5 1/3 to improper fraction
5 1/3 = 16/3
Then we can now use the proportion to solve
2/3 cups = 1 batch
16/3 cups = x (note:5 1/3=16/3)
cross multiply
2/3 × x = 16 /3
2x/ 3 = 16/3
we need to make x the subject of the formula, to do that we will multiply each side of the equation by 3/2
2/3 × 3/2 x = 16/3 × 3/2
6x /6 = 48 / 6
x = 8
Therefore she made 8 batches of cookies.
4 0
2 years ago
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Does a mathematical expression have a solution?
bagirrra123 [75]
It does not contain an equal sign. It cannot be solved for unless the value of the variable is given.
7 0
3 years ago
A rectangular floor measures 10 1/8 feet by 13 3/4 feet. If Emily buys 150 square feet of carpet, will she have enough carpet to
miss Akunina [59]
Yes she will have enough. Here is why.

10 1/8 x 13 3/4 = 139

Therefore the room is 139 square feet. She has 150 square feet of carpet, so she has enough.
6 0
3 years ago
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