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Chemistry

When 5 grams of KCl are dissolved in 50. grams of water at 25°C, the resulting mixture can be described as

(1) heterogeneous and unsaturated

(2) heterogeneous and supersaturated

(3) homogeneous and unsaturated

(4) homogeneous and supersaturated

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Chemistry

How have water & wind shaped Earth's Surface?

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Convert 14 kilograms to pounds

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Piper Mccullough

Chemistry

Why are there only two elements in the first period of the periodic table?

A. There are more than 2 elements in the first period of the periodic table.

B. The first two elements share a unique property the rest of the periodic table does not have.

C. The periods increase by 2 elements each period.

D. The first shell can only hold a maximum of 2 electrons.

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What happen when calcium carbonate react with zinc

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An atom containing 47 protons, 47 electrons, and 60 neutrons has a mass number of

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Chemistry

BONUS: Wremne UwWM DU

Aqueous potassium iodide is mixed with lithium phosphate to form aqueous lithium

iodide and solid potassium phosphate.

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Chemistry

Can someone who expert in chemistry be my personal tutor? I'm so desperate

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Elizabeth Wheeler

Chemistry

Semi-conductors have properties of both metals and non metals. which are two examples of metalloids

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Chemistry

How do you determine the percent yield of a chemical reaction?

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Chemistry

What is a property of a combustion reaction?

A. Oxygen gas, O2, is a reactant.

B. The products are simpler than the reactants.

C. The reactants are simpler than the products.

D. An uncombined element is on the reactant and product side.

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Chemistry

For an endothermic reaction at equilibrium, the addition of a catalyst

Group of answer choices

causes no shift

causes a shift to the right

causes a shift to the left

makes it an exothermic process

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Chemistry

The atomic number of an element best corresponds to which of the following?

O The mass of an atom of that element.

O The number of electrons orbiting the nucleus of an atom of that element.

O The number of protons in the nucleus of an atom of that element.

O The number of neutrons in the nucleus of an atom of that element.

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Francisco Marks

Chemistry

If a dinosaur once lived in mexico, and i now live in arkansas, can i be drinking the same water the dinosaur did?

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Chemistry

Dough to which potassium bromate has been added rises better, producing a lighter, larger volume loaf.

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