Recent questions in Chemistry

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Which of the following are examples of good thermal insulators? Note: Select all that apply. fabric metal plastic wood cork

Sebastian Hagens asked Sep 15, 2023

by Sebastian Hagens

7.9k points

2 answers

1 vote

212k views

What element has 25 electrons transition element

Louis Boux asked Sep 15, 2023

by Louis Boux

8.9k points

2 answers

23 votes

78.1k views

How are atoms and elements related? Please explain with full and clear sentences. Thank you! :)

Joppo asked Sep 15, 2023

by Joppo

8.1k points

1 answer

14 votes

141k views

The level of water in a measuring cylinder rose to 90cm³ mark when a piece of stone whose mass is 10 g was dropped in the measuring cylinder. the initial volume of the water as 50 cm³ calculate the density

Micnil asked Sep 14, 2023

by Micnil

8.5k points

1 answer

11 votes

67.3k views

Compare protons with electrons.

Dirk Geurs asked Sep 14, 2023

by Dirk Geurs

7.4k points

2 answers

11 votes

54.1k views

Which of the substances evaporated first? and Which of the substances evaporated least? acetone isopropyl alcohol mineral oil water

Luwojtaszek asked Sep 14, 2023

by Luwojtaszek

8.0k points

1 answer

17 votes

159k views

Help me with my problem

Saen asked Sep 13, 2023

by Saen

7.6k points

1 answer

0 votes

554 views

How many atoms are in this formula PCl6 ?

Teamothy asked Sep 13, 2023

by Teamothy

7.9k points

1 answer

22 votes

226k views

I need helppppp!!!!!!!

Tim Fuqua asked Sep 12, 2023

by Tim Fuqua

7.1k points

1 answer

24 votes

16.5k views

In order to decide whether a property is chemical or physical, you must know whether ______________. A. the property involves matter or energy B. chemical or physical changes occur when the property is

Induster asked Sep 12, 2023

by Induster

8.4k points

1 answer

7 votes

205k views

Which of the following has mechanical energy? Car battery Compressed spring Glowing incandescent lightbulb Nucleus of uranium atom

Shiv asked Sep 12, 2023

by Shiv

8.7k points

1 answer

25 votes

61.6k views

What is the length of the sun???

Daan Olislagers asked Sep 12, 2023

by Daan Olislagers

7.0k points

1 answer

9 votes

75.7k views

Which of the following elements are stable? A. Fluorine B. Neon C. Carbon D. Boron

Lukasz Moren asked Sep 11, 2023

by Lukasz Moren

8.4k points

1 answer

22 votes

230k views

What is a geologic column? A rock structure that is shaped like a column found only in one place on Earth. A body of rock that cuts through sedimentary rock layers. A group of rock layers that are placed

Rabbits asked Sep 11, 2023

by Rabbits

8.1k points

1 answer

17 votes

109k views

What are the 3 products of cellular respiration? Please answer ASAP. Thank you :) Subject: Science

Gary Allen asked Sep 11, 2023

by Gary Allen

7.8k points

1 answer

4 votes

109k views

Two unknown household items are being tested with litmus paper. Substance A turns red litmus paper blue and Substance B turns blue litmus paper red. Which of the following best explains the results of

BigMike asked Sep 9, 2023

by BigMike

8.1k points

1 answer

0 votes

68.4k views

What do these two changes have in common? photosynthesis a piece of pear turning brown Select all that apply. Both are only physical changes. Both are chemical changes. Both are caused by heating. Both

Sami Kuhmonen asked Sep 9, 2023

by Sami Kuhmonen

8.4k points

1 answer

17 votes

189k views

Help me please tysm i need this

SamPutnam asked Sep 9, 2023

by SamPutnam

8.2k points

1 answer

19 votes

122k views

What is the ratio of the diffussion of Co2 and O2

Louis Shraga asked Sep 8, 2023

by Louis Shraga

7.4k points

1 answer

21 votes

433 views

Chemical name of F3S2

Catarina Ferreira asked Sep 7, 2023

by Catarina Ferreira

8.0k points

1 answer

8 votes

155k views

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