Recent questions in Chemistry

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Help please! I dont understand, and im having a hard time in Science.

Kona asked Oct 8, 2023

by Kona

7.9k points

2 answers

1 vote

125k views

What is the mass of 1.50 x 10^15 N

Zhuber asked Oct 7, 2023

by Zhuber

7.8k points

1 answer

8 votes

74.8k views

Explained what an effective conclusion will include

Return asked Oct 7, 2023

by Return

8.6k points

1 answer

24 votes

17.2k views

If the velocity of a car changes from 20 meters per second (m/s) to 60 m/s in 4 seconds, what is the acceleration over that 4 second period? m/s2

Denis Yaroshevskiy asked Oct 6, 2023

by Denis Yaroshevskiy

8.4k points

1 answer

11 votes

85.5k views

A scientist collects a core sample from 60 km deep on Earth. Which characteristic will she most likely observe in this sample?

Aleix CC asked Oct 5, 2023

by Aleix CC

8.3k points

1 answer

25 votes

100k views

Question 6 of 10 What kind of solid tends to have the lowest melting points? A. Solids made of ions B. Solids made of atoms C. Solids made of molecules D. Solids made of metals

NoriSte asked Oct 4, 2023

by NoriSte

8.0k points

2 answers

25 votes

141k views

Which statement best describes why a basketball appears orange? A. All the colours in white light are absorbed, except the orange light. B.The orange light is absorbed by the basketball. C.All the colours

Ryan Z asked Oct 4, 2023

by Ryan Z

8.6k points

1 answer

3 votes

63.1k views

4. If living things need food to survive, make a prediction of what happens when something they eat starts to become scarce.

Rajshekar Reddy asked Oct 4, 2023

by Rajshekar Reddy

8.3k points

1 answer

14 votes

196k views

Give two similarities in the products when chlorine, bromine and iodine react with iron

Amirhm asked Oct 3, 2023

by Amirhm

8.1k points

2 answers

24 votes

186k views

Which of the following ions is formed when a base is dissolved in a solution? H+ O− OH− SO42+

Henrik Ilgen asked Oct 3, 2023

by Henrik Ilgen

8.8k points

2 answers

18 votes

212k views

1. Describe the particles and their motion in solids, liquids, gasses, and plasma. 2. Explain the law of conservation of mass. Give an example of how mass is conserved using numbers to justify your answer.

Dgorur asked Oct 3, 2023

by Dgorur

8.1k points

1 answer

13 votes

204k views

During a lab exam a student looked through the microscope and identified the following cell parts: circular DNA, ribosomes, cell wall, and cytoplasm. What type of cell did she identify? Eukaryotic Endoplasmic

Tratcher asked Oct 3, 2023

by Tratcher

8.6k points

1 answer

5 votes

211k views

Which of these metals is the MOST reactive? Lithium Copper Gold Calcium

Digiben asked Oct 3, 2023

by Digiben

8.3k points

1 answer

6 votes

173k views

A car traveled for 4.5 hours at a velocity of 210 km/hr. what is the distance that the car traveled?

Jamesaharvey asked Oct 3, 2023

by Jamesaharvey

8.4k points

1 answer

24 votes

179k views

How cold does it have to be for hot water to evaporate

Aminul Haque Aome asked Oct 2, 2023

by Aminul Haque Aome

9.3k points

1 answer

1 vote

193k views

Which statement compares the boiling points of water at these locations

Qknight asked Oct 1, 2023

by Qknight

8.5k points

1 answer

12 votes

140k views

How many moles can be found in 3.87*10^24 formula units of calcium chloride?

Kanya asked Oct 1, 2023

by Kanya

8.1k points

1 answer

9 votes

150k views

What is the mass of 1.7 moles of strontium hydroxide?

Burger asked Oct 1, 2023

by Burger

7.8k points

1 answer

13 votes

153k views

Factors affecting movement of colored pigments in a paper chromatography

Leatrice asked Sep 28, 2023

by Leatrice

7.8k points

2 answers

5 votes

196k views

What happens if you put a cat in the microwave?

Ali Akram asked Sep 28, 2023

by Ali Akram

7.7k points

1 answer

1 vote

80.0k views

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