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creativ13 [48]
3 years ago
10

Hydrogen and nitrogen react to produce ammonia gas as shown in the following chemical

Chemistry
1 answer:
DerKrebs [107]3 years ago
5 0

Explanation:

31.5 \: g \: aommnia \:  \times  \:  \frac{1 \: mol \: ammonia}{8 \: g \: ammonia \: } \:  \times  \frac{3 \: mol \: hydrogen}{2 \: mol \: ammonia} \:  \times  \frac{1 \: g \: hydrogen}{1 \: mol \: hydrogen}  =  \: 5.90625 \: g \: hydrogen \: must \: react \:

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What is Keg for the reaction N2 + 3H2 = 2NH2 if the equilibrium
AlladinOne [14]

<u>Answer:</u> The equilibrium constant for the given reaction is 1.33

<u>Explanation:</u>

We are given:

Equilibrium concentration of ammonia = 2 M

Equilibrium concentration of nitrogen gas = 3 M

Equilibrium concentration of hydrogen gas = 1 M

For the given chemical equation:

N_2+3H_2\rightleftharpoons 2NH_3

The expression of K_{eq} for above equation follows:

K_{eq}=\frac{[NH_3]^2}{[N_2][H_3]^3}

Putting values in above equation, we get:

K_{eq}=\frac{(2)^2}{3\times (1)^3}\\\\K_{eq}=1.33

Hence, the equilibrium constant for the given reaction is 1.33

4 0
3 years ago
Kim Chemist proposes that increasing the proportion of butadiene in her glue formulation will make the glue stickier. Her propos
Sunny_sXe [5.5K]

Answer: option D) hypothesis

Explanation:

Kim proposal is an hypothesis, because it is an assumption that will ONLY be accepted as true (i.e becomes a theory) when butadiene successfully makes the glue stickier in several conducted experiments.

But, at the moment Kim proposal is an hypothesis.

7 0
4 years ago
A salt crystal has a mass 0.14mg,How many NaCl formula units does it contain?
klemol [59]
To determine the number of formula units in a sample of a compound you need to divide the number of grams by the formula mass. The formula mass of NaCl is 23 g/mol + 35.5 g/mol = 58.5 g/mol, and the number of grams of the sample is 0.14 mg * 1 g/ 1000 mg = 0.00014 g. Then the answer is 0.00014 g / 58.5 g = 2.30 * 10^ -6, which rounded to two significant figures is 2.4 * 10^ -6. So<span> the answer is 2.4 * 10^-6 or 0.0000024</span>
4 0
3 years ago
What term describes gas that is compressed into a smaller space than it would normally occupy at Earth's surface?
Aloiza [94]

Pressurized gas is the term that is used to describe a gas that is compressed into a smaller space than it would normally occupy at Earth's surface.

Explanation:

The purpose of compressing a gas is to lessen its volume so that it can fit in a small space. Natural gas can be compressed using a compressor and the pressure of a compressed gas is 200 to 250 bars.

Pressurized gases are used in ground processing and space flight operations.  Pressurized gas, also known as compressed gas is also used in fuel production and in gas pipelines.

When stored in a reservoir, care must be taken to avoid leakage as these gases compressed under high pressure are highly flammable.

8 0
3 years ago
Brent is doing research to make a type of baby bottle out of plastic that is free from harmful chemicals. What type of research
user100 [1]

Answer:

Applied

Explanation:

Since Brent is using his existing scientific knowledge to create a new product or invention then this falls under the category of Applied Research. Applied research includes using any theoretical or proven information in order to create something physical that can be used in our real-life world. Usually, this research focuses on solving a problem through the use of technology. Thisis exactly what Brent is trying to do by creating a new plastic that does not have harmful chemicals that can hurt babies in the long term.

7 0
3 years ago
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