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Luden [163]
3 years ago
6

Find concentration of each ions: 600.0 ml of solution containing 1.50 grams of Cr(NO3)2

Chemistry
1 answer:
worty [1.4K]3 years ago
4 0
400ml my dude is the wrong answer
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Paper clips are made of stainless steel. Steel is a mixture. There are different kinds of steel that have slightly different rat
77julia77 [94]

No, firstly bc stainless steel and carbon steel mixed with different things, high-density metals and carbon.

High-density metals and carbon both has different density which will affect the steel when they combined with iron. So it cant be the same.

7 0
3 years ago
A chemist compresses a 1.8 L sample of carbon dioxide gas at 2.4 atm to a final volume of 1.5 L. Assuming the temperature is con
Eduardwww [97]

Answer:

THE PRESSURE EXERTED BY THE GAS IS THEREFORE 2.88 atm.

Explanation:

Boyle's law states that at constant temperature, the volume of a given mass of gas is inversely proportional to the pressure of the gas.

Mathematically, P1 V1 = P2 V2

Write out the values of the variables given:

P1 = 2.4 atm

V1 = 1.8 L

V2 = 1.5 L

P2 = unknown

Re-arranging the variables by making P2 the subject of the equation, we have:

P2 = P1 V1 / V2

P2 = 2.4 * 1.8 / 1.5

P2 = 2.9=88 atm

Hence, the pressure exerted by the gas is therefore 2.88 atm

5 0
3 years ago
I'm looking for a gf/bf
maks197457 [2]

Answer:

why are you trying to find a date on a homework help website?

5 0
3 years ago
Carbonyl fluoride, COF2, is an important intermediate used in the production of fluorine-containing compounds. For instance, it
Sauron [17]

Answer:

The concentration of COF₂ at equilibrium is 0.296 M.

Explanation:

To solve this equilibrium problem we use an ICE Table. In this table, we recognize 3 stages: Initial(I), Change(C) and Equilibrium(E). In each row we record the <em>concentrations</em> or <em>changes in concentration</em> in that stage. For this reaction:

   2 COF₂(g) ⇌ CO₂(g) + CF₄(g)

I      2.00              0              0

C      -2x              +x            +x

E   2.00 - 2x         x              x

Then, we replace these equilibrium concentrations in the Kc expression, and solve for "x".

Kc=8.30=\frac{[CO_{2}] \times [CF_{4}] }{[COF_{2}]^{2} } =\frac{x^{2} }{(2.00-2x)^{2} } \\8.30=(\frac{x}{2.00-2x} )^{2} \\\sqrt{8.30} =\frac{x}{2.00-2x}\\5.76-5.76x=x\\x=0.852

The concentration of COF₂ at equilibrium is 2.00 -2x = 2.00 - 2 × 0.852 = 0.296 M

6 0
3 years ago
Which one of the following (Li, B, N, F) has the smallest atomic radius?
AURORKA [14]

Answer:

B

Explanation:

B because I have a gut feeling

4 0
3 years ago
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