Recent questions in Chemistry

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What is the order of the spheres from the surface to space? NEED ANSWER ASAP!!!!!!!!!!!!!!!!!!!!!!

Alankar More asked Feb 2, 2023

by Alankar More

7.7k points

1 answer

17 votes

13.8k views

Choose all the statements that are true for Relative Age Dating. Rock layers and Events are described as older or younger than other rock layers Fossils are the only useful tool for relative age dating

Jun Kang asked Feb 1, 2023

by Jun Kang

8.4k points

1 answer

14 votes

150k views

1. Explain why the Sun appears to be so bright and large even though it is an average star. 2. Explain the difference between absolute magnitude and apparent magnitude? 3. List the star colors from coolest

Nourdine asked Jan 28, 2023

by Nourdine

8.2k points

2 answers

25 votes

86.4k views

Electricity generated from any source comes with its own advantages and disadvantages. So, no source of energy for generating electricity is perfect. However, imagine that there is an energy source that

Robynne asked Jan 26, 2023

by Robynne

8.0k points

1 answer

21 votes

36.6k views

I NEED HELP NOWWW! 50 POINTS PLEASE PLEASE PLEASE Consider the attached lewis structure for acetaminophen. Identify the shape around each indicated atoms (a-e). Give the name of the molecular geometry

Alex Aza asked Jan 26, 2023

by Alex Aza

9.0k points

1 answer

24 votes

79.0k views

Why are skies blue? 1. Oxygen and nitrogen molecules scatters the shorter blue and violet wavelengths throughout the atmosphere giving it a blue color while longer yellows and reds pass through invisibly.

Matthew Beckman asked Jan 26, 2023

by Matthew Beckman

8.4k points

2 answers

7 votes

158k views

How much energy is required to convert 100.0 g of water completely to steam?

Flankechen asked Jan 25, 2023

by Flankechen

7.7k points

1 answer

7 votes

25.1k views

Which event typically causes upwelling? (10 Points) A. Wind blows warm water away from the shore. B. Warm water rises to the surface of the ocean. C. Neap tides move cold water away from the shore. D.

Sanjay Radadiya asked Jan 25, 2023

by Sanjay Radadiya

8.0k points

1 answer

13 votes

160k views

How does the availibilty of water in various states affect weather ptterns

George Brighton asked Jan 25, 2023

by George Brighton

7.5k points

1 answer

22 votes

43.8k views

True or false in multicellular organisms cell division can help repair injured areas True or false Cell division produces two cells that are different from each other

Paul Facklam asked Jan 25, 2023

by Paul Facklam

8.1k points

2 answers

14 votes

72.2k views

143°C = — О-130 к OOK o143 К 416 К

Vince Picone asked Jan 25, 2023

by Vince Picone

8.0k points

1 answer

22 votes

126k views

Vaping is the breathing in /inhalation of _____ and other______ that have been turned into a vapor by the use of _______

Velval asked Jan 25, 2023

by Velval

7.5k points

2 answers

17 votes

222k views

A large change in velocity is a result of a _____ force.

Jacob Clark asked Jan 24, 2023

by Jacob Clark

8.2k points

1 answer

10 votes

139k views

Which formula is comparing a sample of a gas under two different conditions of volume and temperature, if the pressure is constant? ⚪︎ V1 V2 ____ = ___ T1 T2 ⚪︎ xy = k ⚪︎ V __ = k T ⚪︎ P1V1 = P2V2 ⚪︎ PV

WinBoss asked Jan 24, 2023

by WinBoss

7.7k points

1 answer

10 votes

176k views

Which is the better indicator, hibscus or rose petals

Leo White asked Jan 24, 2023

by Leo White

7.9k points

1 answer

7 votes

182k views

The following diagram shows rock layers that are cut by a fault and two bodies of rock (rock 1 and rock 2).

Ryoku asked Jan 23, 2023

by Ryoku

7.2k points

1 answer

2 votes

28.9k views

By what method do we measure the distance to objects that are a few thousand light-years away?

Hinrik asked Jan 22, 2023

by Hinrik

7.5k points

2 answers

16 votes

183k views

How do scientists decide to classify a volcano as active, dormant, or extinct?

Serhat MERCAN asked Jan 22, 2023

by Serhat MERCAN

7.4k points

2 answers

18 votes

139k views

A thermoacoustic generator transforms thermal energy into electrical energy. Thermal energy is transferred to a gas by a heat exchanger. The thermal energy causes the gas particles to vibrate rapidly and

Beetle asked Jan 22, 2023

by Beetle

8.2k points

2 answers

11 votes

199k views

Can you help me with number 29 ?

Andrew Noonan asked Jan 22, 2023

by Andrew Noonan

8.8k points

1 answer

23 votes

56.1k views

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