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Zarrin [17]
2 years ago
12

Please help me with this!

Chemistry
2 answers:
Mnenie [13.5K]2 years ago
5 0

Answer:

encerio soy la única que habla español?

Explanation:

Gwar [14]2 years ago
3 0

Answer:

encerio soy la única que habla español?

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use the equation 2C4H10 +13O2-->8CO2+10H2O to find how many moles of oxygen would react with .425 mol C4H10
antoniya [11.8K]
2C4H10 + 13O2  →  8CO2 + 10H2O Since the equation is balanced, we can set up a proportion: 13 moles of O2 react with 2 moles of C4H10x  moles of O2 react with 0.425 moles of C4H10 13 → 2x → 0.425 x = 13 * 0.425 / 2 = 2.7625 <span>2.7625 moles of O2 react with 0.425 moles of C4H10</span> 
6 0
3 years ago
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What mass of silver ag which has an atomic mass of 107.87 amu contains the same number of atoms contained in 10.0g of boron b wh
Masteriza [31]

To contain the same number of atoms also mean to contain the same number of moles. So let us say that X is the mass of Silver Ag required, so that:

X / 107.87 = 10 / 10.81

<span>X = 99.79 g</span>

6 0
3 years ago
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Yesterday I drove 150 minutes at a speed of 100 miles/hr. How many miles did I drive?
katrin [286]
That’s 2.5 hours at 100 miles an hour
2.5•100=250
You drove 250 mi yesterday
6 0
2 years ago
first used the term cell when he used a (5)_____ to observe box-like structures when he was examining cork under a microscope. (
MrRa [10]

Answer:

sorry if its wrong.

Explanation:

(5) a cell was used to refer to these tiny units of life

(6) Robert Hooke

(7)  cell walls

(8) modern cell theory. im so sorry if im wrong.

3 0
3 years ago
It's due TODAY PLEASE HELP
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PH is an important quantity that reflects the chemical conditions of a solution. The pH can control the availability of nutrients, biological functions, microbial activity, and the behavior of chemicals.
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