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Feliz [49]
3 years ago
7

The process by which nitrogen gas is converted to a usable form is called nitrogen

Chemistry
2 answers:
LenaWriter [7]3 years ago
4 0

Answer: i beleive it is fixation in edge 2020

Explanation:

Nadusha1986 [10]3 years ago
3 0

Answer:

fixation

Explanation:

edge 2020

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_____ are factors that are not tested and remain constant. A. Dependent variables B. Controlled variables C. Independent variabl
stepan [7]

Answer:

B. Controlled variables

Explanation:

The Dependent sample t-test compares the mean score of measurements in one group to that of another other group. It mainly used when analyzing comparable sample units as it pairs repeatable observations within a time frame.

Controlled variables are factors that are not tested and remain constant. Some examples of controlled variables are temperature, pressure, volume etc

5 0
3 years ago
A weather balloon is filled with helium that occupies a volume of 3.93 104 L at 0.995 atm and 32.0°C. After it is released, it r
user100 [1]

Answer: Thus the volume of the balloon at that new location is 4.65\times 10^4L

Explanation:

Combined gas law is the combination of Boyle's law, Charles's law and Gay-Lussac's law.

The combined gas equation is,

\frac{P_1V_1}{T_1}=\frac{P_2V_2}{T_2}

where,

P_1 = initial pressure of gas = 0.995 atm

P_2 = final pressure of gas = 0.720 atm

V_1 = initial volume of gas = 3.93\times 10^4L

V_2 = final volume of gas = ?

T_1 = initial temperature of gas = 32.0^oC=273+32.0=305.0K

T_2 = final temperature of gas = -11.7^oC=273-11.7=261.3K

Now put all the given values in the above equation, we get:

\frac{0.995\times 3.93\times 10^4}{305.0}=\frac{0.720\times V_2}{261.3}

V_2=4.65\times 10^4L

Thus the volume of the balloon at that new location is 4.65\times 10^4L

4 0
3 years ago
What is a nebula? A dead star, a baby star, or a place where stars are born.
masha68 [24]

Answer:

neblua is a place for baby stars when they're born

Explanation:

a nebula is a gaseous cloud formed from dead stars. this works as a nursery for baby stars.

hope this helps:)

8 0
2 years ago
Can any person help me for this problem? Anyone's welcome
noname [10]

Answer:

The anode made of the impure copper

The cathode made of pure copper

The electrolyte of copper (II) sulfate CuSO₄ solution

The silver impurities at the anode due to their high tendency of accepting electrons and being a stronger reducing agent than either copper or zinc will remain relatively in place and relatively stable and will not actively take part in the oxidation reaction taking place at the anode

The zinc impurities will be the first element of the three metals to give up electrons and go into the solution as zinc ions due to their high tendency to loan out two electrons and become oxidized into Zn²⁺ ions

The drawing of the electrolytic cell created with Microsoft Visio is attached

Explanation:

5 0
3 years ago
What is always true about lenses?
Black_prince [1.1K]

Answer: They all bend light.

i don't know much about lenses so i hope this helps! :)

4 0
3 years ago
Read 2 more answers
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