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Chemistry

Teagan Sanchez

Chloroform, CHCl3, reacts with chlorine, Cl2, to form carbon tetrachloride, CCl4, and hydrogen chloride, HCl. In an experiment 25 grams of chloroform and 25 grams of chlorine were mixed. Which is the limiting reactant? What is the maximum yield of CCl4 in moles and in grams?

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Chemistry

Ariana Holloway

Label the parts of this wave. A: B: C: D:

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Chemistry

Zaniyah Porter

The capacity of a muscle to continue contracting over a period of time without fatigue is called:

A. muscular strength.

B. muscular endurance.

C. cardiovascular endurance.

D. power.

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Chemistry

Cullen Bass

What is the meaning of the following metric prefixes kilo, deco, centi, milli, micro and nono

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Chemistry

Guest

Which element is the most active nonmetal?

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Chemistry

Joy

If the masses of objects increase and their distance from each other remains the same, then the force of gravity between the two objects

A) decreases.

B) increases.

C) remains the same.

D) increases then decreases.

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Chemistry

Kadin Hardy

1. Name an element that will lose two electrons to become chemically stable. What is the charge on the resulting ion?

2. Name an element that will gain two electrons to become chemically stable. What is the charge on the resulting ion?

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Chemistry

Camden Stein

Use the following equation:

C4H100 + 6 O2 - 4CO2 + 5H20

How many moles of O2 are needed to make 36.7 mol of CO2?

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Chemistry

Marcus Rhodes

When might neutralization reactions be used in a laboratory setting?

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Chemistry

Breanna Farrell

Which of the following elements would most likely form an ion with a + 2 charge?

Si.

C.

Mg.

Na.

P.

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Chemistry

Moore

True or false: mole fractions are intensive properties g

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Chemistry

Esther Barnes

What can be determined if only the atomic number of an atom is known?

(1) the total number of neutrons in the atom, only

(2) the total number of protons in the atom, only

(3) the total number of protons and the total number of neutrons in the atom

(4) the total number of protons and the total number of electrons in the atom

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Chemistry

Amiyah Yates

How to balance s+hno3=h2so4+no2+h2o

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Chemistry

Clare Solomon

The outer part of the eye consists of the:

A) sclera

B) pupil

C) iris

D) cornea

E) retina

F) lens

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Chemistry

Haley Blackburn

Which of the following is not equal to 325 cg?

A. 3250 mg

B. 3.25 x 10 5 µg

C. 3.25 g

D. 3.25 x 10 - 3 kg

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