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zhuklara [117]
2 years ago
5

There is a boy i like. i don't think he like me what do i do

Chemistry
1 answer:
SCORPION-xisa [38]2 years ago
7 0

Answer:

tell em

Explanation:

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Nitrifiers are bacteria
Delicious77 [7]

Answer:

(D.) Nitrifiers are bacteria that generate nitrites or nitrates.

Explanation:

In the nitrogen cycle which occurs in nature, ammonia and ammonium compounds in the soil from organic sources and are converted to nitrites and nitrates by aerobic microorganisms.

<em>Nitrifiers, as the name implies, are these such aerobic bacteria which oxidize inorganic constituents in the soil to generate energy.</em> Examples of these nitrifiers are <em>nitrobacter</em> and <em>nitrosomonas</em>.

5 0
2 years ago
A solution contains 35 grams of KNO3 dissolved in 100 grams of water at 40°C. How much more KNO3 would have to be added to make
Marta_Voda [28]

Answer:

32g

Explanation:

potassium nitrate has solubility of about 67g per 100g of water at 40°C, which means that potassium nitrate solution will contain 67g of dissolved salt for every 100g of water.

since at this temperature, our solution contains  35g of potassium nitrate 100g  of water. The solution will be unsaturated because of the less potassium nitrate.

to make saturated solution,

mass of potassuim nitrate = 67g - 35g

= 32g

which means dissolving another  32g  of potassium nitrate in solution at 40 °C will make saturated solution.

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2 years ago
Naproxen (sold under the name Aleve) is a nonsteroidal anti-inflammatory drug (NSAID), and is used to treat different types of p
alexandr1967 [171]
It is true it is used for inflammation and pain in muscle and joints it is also used for muscle and bone disorders
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2 years ago
The bonds that are broken when water vaporizes are
Bumek [7]
It's b. hydrogen bonds between water molecules
7 0
3 years ago
Read 2 more answers
<img src="https://tex.z-dn.net/?f=%5Cred%7B%5Cunderbrace%7B%5Coverbrace%5Cmathbb%7B%5Ccolorbox%7Baqua%7D%7B%5Ccolorbox%7Bblue%7D
aleksandrvk [35]

Answer:

<h2>Physical properties: H2SO4 is a colorless or slightly yellow viscous liquid with a pungent odor. It has a density of 1.84 g/mL, boiling point of 337 °C, and melting point of 10 °C. "Concentrated" sulfuric acid is 98% in water, and is the most stable form.</h2>
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