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lisov135 [29]
3 years ago
9

Over time a process of heating, cooling, and pressure will combine the minerals pyrite and talc into a rock. What kind of rock w

ill most likely be formed in this process?
PLEASE I NEED ANSWER BY THE END OF THE DAY
Chemistry
1 answer:
Ainat [17]3 years ago
5 0
Metamorphic Rock is the answer
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Answer:

Gasification refers to the conversion of coal to a mixture of gases, including carbon monoxide, hydrogen, methane, and other hydrocarbons, depending on the conditions involved.

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(2pts) During the Purification of Lactate Dehydrogenase (LDH) experiment, you will need 50ml of buffer A150. Buffer A150 is 30mM
torisob [31]

Answer:

The answer is "20 \ mL"

Explanation:

Given:

Molarity= number of moles

because it is 1 Liter

\to \frac{0.03\ moles}{1.5 moles}=0.02\ L= 20 \ mL \ of\  Tris\\\\

therefore,

it takes 20 mL of Tris.

\to \frac{0.150 \ moles}{5\ moles} =0.03\ L\\\\

                     = 30 \ mL \ of\ Nacl

So, take 20 \ mL\ of\ NaCl.

6 0
3 years ago
) In another experiment, the student titrated 50.0mL of 0.100MHC2H3O2 with 0.100MNaOH(aq) . Calculate the pH of the solution at
andrew11 [14]

Answer:

Explanation:

moles of acetic acid = 500 x 10⁻³ x .1 M

= 5 X 10⁻³ M

.005 M

Moles of NaOH = .1 M

Moles of sodium acetate formed = .005 M

Moles of NaOH left = .095 M

pOH = 4.8 + log .005 / .095

= 4.8 -1.27875

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= 10.48

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According to which theory or law is a chemical reaction most likely to occur when two particles with the proper energy and orien
Nat2105 [25]
<h2>Collision Theory </h2>

Explanation:

<h3>The given statement is related to the collision theory - </h3>

Collision theory was given by William Lewis in 1916.

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<h3>According to the collision theory - </h3>
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  • This energy used is known as the activation energy
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6 0
3 years ago
Which list consists of elements that have the most similar chemical properties?
Scilla [17]
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