Chemistry » Page 71

Chemistry

Kade Riggs

How many grams of hydrogen gas will be produced when you react 40.0 grams of sodium with 25.0 grams of water?

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Chemistry

Josephine

Which term describes this reaction

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Chemistry

Shyann Blair

Which option is an example of a chemical property?

size

color

toxicity

density

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Chemistry

Aiden Bernard

Who wants to start a deep conversation?

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Chemistry

Pranav Stephenson

If a glass contains 0.121 l of milk what is the volume in mL

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Chemistry

Akira Rowe

The particles in a liquid are usually a. closer together and lower in energy than those in a solid. b. farther apart and higher in energy than those in a gas. c. closer together and lower in energy than those in a gas. d. farther apart and lower in energy than those in a solid.

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Chemistry

Nyasia Flores

Which of the following is/are part of the nitrogen cycle?

eutrophication

denitrification

saturation

all of the above

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Chemistry

Conrad Barr

How can you explain how charcoal both floats and sinks in water?

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Chemistry

Davion Delgado

agcl molar masA 250.0 g sample of a white solid is known to be a mixture of KNO3, BaCl2, and NaCl. When 100.0 g of this mixture is dissolved in water and allowed to react with excess H2SO4, 67.3 g of a white precipitate is collected. When the remaining 150.0 g of the mixture is dissolved in water and allowed to react with excess AgNO3, 197.6 g of a second precipitate is collected. (a) What are the formulas of the two precipitates? (b) What is the mass of each substance in the original 250 g mixture?

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Chemistry

Leonardo Copeland

One alternative to burning fossil fuels in order to produce electricity.

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Chemistry

Dayami Bowers

We have covered three types of RNA in this lesson: rRNA, mRNA, and tRNA. What is the "t" in tRNA mean?

A. transform

B. translate

C. transfer

D. transduce

E. transcribe

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Chemistry

Pamela Ballard

Examples of elements that sublime when exposed to the atmosphere?

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Chemistry

Josie Strickland

Is laundry detergent liquid starch

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Chemistry

Alexia Morris

What type of reaction is shown below?

CaCl2 (aq) + MgSO4 (aq) - -> CaSO4 (s) + MgCl2 (aq)

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Chemistry

Cayden Reeves

1.42g/cm^2 to mg/mm^2

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