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Which of the following is NOT true about the structure of atoms a.) Neurons are always located in the nucleus b.) There are as many electrons as protons in an atom c.) The first electron orbit can hold

Luiscarlostic asked Oct 10, 2024

by Luiscarlostic

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165k views

Dna consists of a. carbon and nitrogen bases b. nitrogenous bases and sugar-phosphate units c. phosphate bases and potassium units d. hydrogenous bases and nitrogenous bonds

Spartygw asked Oct 10, 2024

by Spartygw

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1 answer

2 votes

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What products are formed from the complete reaction of hydrocarbons or carbohydrates with oxygen? A. CO2+H2O B. CO+H2O C. CH4+ CO2 D. CO2+H2

Enriquev asked Oct 10, 2024

by Enriquev

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4 votes

220k views

A chemistry student needs 15.0 g of tetrahydrofuran for an experiment. The density of tetrahydrofuran is 0.889 g/cm³. Calculate the volume of tetrahydrofuran the student should pour out. Round your answer

Steven Bell asked Oct 10, 2024

by Steven Bell

8.7k points

1 answer

4 votes

138k views

The total number of electrons to be counted for the Lewis structure of the PO₄³⁻ polyatomic ion is________.

Midhun Murali asked Oct 10, 2024

by Midhun Murali

7.6k points

1 answer

3 votes

92.2k views

Which gauge size has the biggest lumen?

Sam Kauffman asked Oct 10, 2024

by Sam Kauffman

8.3k points

1 answer

1 vote

115k views

A dark colored rock composed of smaller pieces of irregularly shaped rock. Classify this rock and describe the size, shape, and pattern of its grains.

Njwags asked Oct 10, 2024

by Njwags

8.9k points

1 answer

1 vote

177k views

A 1-gram sample of K2CO3 is dissolved in enough water to make 250 ml of solution. A 25 ml aliquot is taken and titrated with 0.1 M HCl. What is the molarity of K2CO3 in the original solution? A) 0.1 M

Holi Boom asked Oct 10, 2024

by Holi Boom

8.7k points

1 answer

1 vote

200k views

if 1-pentyne were treated with 1 equiv. Br₂ in CCl₄ and then 1 equiv. of HBr, what is the product? o 1,1-dibromopentane o 1,1,2-tribromopentane o 2,2-dibromopentane o 1,2,2-tribromopentane o 1,1,2,2-tetrabromopentane

Emaad Ali asked Oct 10, 2024

by Emaad Ali

7.1k points

1 answer

3 votes

45.1k views

I need help with checking to see if my answers are correct

Darkman asked Oct 10, 2024

by Darkman

8.5k points

1 answer

0 votes

32.8k views

Write the balanced chemical equation when lead(II) nitrate reacts with potassium chromate.

Viktor Carlson asked Oct 10, 2024

by Viktor Carlson

8.2k points

1 answer

2 votes

218k views

Which statements describe how stars are born? Check all that apply. 1.Stars are born in clouds of gas and dust called nebulas. 2.The gas and dust are pulled together by gravity. 3.If the cloud that is

Mrak asked Oct 10, 2024

by Mrak

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1 answer

2 votes

136k views

Which of the following indicated a change in the chemical properties of matter? 37 Your Response O Precipitate formation Change in heat energy Butter melting Both A and B

Colateral asked Oct 10, 2024

by Colateral

8.1k points

1 answer

5 votes

136k views

Malic acid is responsible for the acidity in apples. What is the order of proton acidity in its molecule?

Bastian Voigt asked Oct 10, 2024

by Bastian Voigt

9.0k points

1 answer

1 vote

161k views

What type of energy is stored inside a battery?

Renan Coelho asked Oct 10, 2024

by Renan Coelho

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5 votes

209k views

1. Rate equations can only be found experimentally. The table below shows the results of an investigation into the following reaction: 2H2(g) + 2NO(g) 2H2O(g) + N2(g) (Temp =973K) Experiment no. [H2] moldm-3

Jeffrey Muller asked Oct 10, 2024

by Jeffrey Muller

7.9k points

1 answer

4 votes

213k views

What removes the newly frozen ice cream from the inner surface of the ice cream maker and what does this permit?

Olav Haugen asked Oct 10, 2024

by Olav Haugen

8.5k points

1 answer

1 vote

125k views

Which of the following is the source of electrons for the light reactions? a. C6H12O6 b. CO2 c. NADPH d. H2O

Snejame asked Oct 10, 2024

by Snejame

7.4k points

1 answer

5 votes

24.5k views

What is the name of the compound 2,2,3,3-tetramethylbicyclo[2.2.1]heptane? 1) Cyclohexane 2) Cyclopentane 3) Cycloheptane 4) Cyclobutane

Nick Jones asked Oct 10, 2024

by Nick Jones

7.4k points

1 answer

1 vote

222k views

How does the structure of COCl2 look like?

Obl asked Oct 10, 2024

by Obl

8.0k points

1 answer

1 vote

230k views

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