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lozanna [386]
1 year ago
13

A crate holds 20 boxes of sewing supplies. Each box contains 8 spools of thread. Each spool has 250 meters of thread wrapped aro

und it. What length of thread is contained in a crate?
Chemistry
1 answer:
exis [7]1 year ago
5 0

Answer: 40000

Explanation:

250*8=2,000

2000*20=40000

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Which of the following is not a method of heat transfer?
abruzzese [7]
The answer is adduction lol
8 0
3 years ago
How many grams of perchloric acid, HClO4, are contained in 39.1 g of 74.9 wt% aqueous perchloric acid
Leno4ka [110]

Answer:

29.3 g HClO₄

Explanation:

We have 39.1 grams of 74.9 wt% aqueous perchloric acid solution, that is, there are 74.9 grams of perchloric acid in 100 grams of perchloric acid solution. The mass, in grams, of perchloric acid contained in 39.1 grams of perchloric acid solution is:

39.1 g Solution × (74.9 g HClO₄/100 g Solution) = 29.3 g HClO₄

5 0
3 years ago
Which of the following BEST describes a way in which water moves in the water cycle?
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Answer: Its A or D                                                        

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6 0
3 years ago
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8. How much heat is released when 85.0 g of steam condense to liquid water?
sergeinik [125]

Answer:

199920J

Explanation:

Given parameters:

Mass of steam  = 85g

Unknown:

Heat released when the liquid is condensed  = ?

Solution:

The heat released by the substance is given as;

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H is the heat released

m is the mass

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Heat released  = 85 x 2352  = 199920J

3 0
3 years ago
What is the chemical formula of water?<br> O N20<br> O H20<br> O NH3<br> O HO3
svet-max [94.6K]

Answer:

H20

Explanation:

3 0
2 years ago
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