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Recent questions in Chemistry
Abed found fingerprints at a crime scene that match fingerprints that were taken from the suspect. What does this MOST likely mean? A. The suspect’s fingerprints match someone else’s. B. All 150 ridge
LittleO
asked
Jul 6, 2023
by
LittleO
4.7k
points
Chemistry
college
2
answers
2
votes
23.4k
views
Which surface ocean current transport cool water to lower latitude
RobMac
asked
Jul 6, 2023
by
RobMac
4.3k
points
Chemistry
college
1
answer
7
votes
225k
views
What is sodium fluoride?
Jb Drucker
asked
Jul 6, 2023
by
Jb Drucker
4.0k
points
Chemistry
high-school
1
answer
18
votes
154k
views
What’s the ph of the following equation
Interactive Llama
asked
Jul 6, 2023
by
Interactive Llama
4.1k
points
Chemistry
high-school
2
answers
4
votes
63.6k
views
What is the mass of the oxygen used during the reaction? Iron (19.43) and iron oxide (20.91).
FrostyFire
asked
Jul 6, 2023
by
FrostyFire
4.5k
points
Chemistry
college
1
answer
1
vote
23.6k
views
How can half-life be used to determine the age of a substance?
Chirag Chaudhari
asked
Jul 6, 2023
by
Chirag Chaudhari
4.3k
points
Chemistry
high-school
1
answer
2
votes
173k
views
Element Molar mass (g/mol) F 19.00 Sr 87.62 Using the information in the table, calculate the number of formula units in a 33.8 g sample of strontium fluoride (SrF2). Write your answer in scientific notation
Jackdbd
asked
Jul 6, 2023
by
Jackdbd
4.1k
points
Chemistry
high-school
1
answer
19
votes
165k
views
Can we solve number seven pls and do a step by step explaining how
Navnish Bhardwaj
asked
Jul 6, 2023
by
Navnish Bhardwaj
3.6k
points
Chemistry
college
1
answer
3
votes
94.4k
views
How much heat energy is required to heat a 100 g sample of liquid water from 30 °C to water vapor at 110 °C?The specific heat of liquid water is 4.184 J/(g K) and water vapor is 2.008 J/(g K). The heat
Shekar
asked
Jul 6, 2023
by
Shekar
3.6k
points
Chemistry
high-school
1
answer
3
votes
97.2k
views
Describe what would happen if hydrochloric acid reacted with a metal, for example magnesium. Write a word equation for this reaction.
Raksheetbhat
asked
Jul 6, 2023
by
Raksheetbhat
4.4k
points
Chemistry
college
1
answer
5
votes
28.4k
views
What is the difference between a controlled, dependent, and independent variable in an experiment?
JamesRat
asked
Jul 6, 2023
by
JamesRat
4.6k
points
Chemistry
high-school
1
answer
4
votes
839
views
Can someone explain it plz?
Sarker
asked
Jul 6, 2023
by
Sarker
4.2k
points
Chemistry
high-school
1
answer
14
votes
226k
views
The atomic mass of the chemical element potassium as found on the periodic table is: A)209B)84C)39.10D)19
Qalib Abbas
asked
Jul 6, 2023
by
Qalib Abbas
4.7k
points
Chemistry
college
1
answer
3
votes
166k
views
There are __ ___________ that make up everything we know and love.
Bbuser
asked
Jul 6, 2023
by
Bbuser
4.5k
points
Chemistry
high-school
1
answer
0
votes
21.2k
views
A gas has a volume of 840 mL at -38°C and a pressure of 0.98 atm. If the pressure changes to 1.37 atm when the gas is heated to 16°C, what is the new volume?
Chris Pollard
asked
Jul 6, 2023
by
Chris Pollard
3.9k
points
Chemistry
high-school
1
answer
22
votes
71.5k
views
Flame __________ __________ is an instrumental method of analysing metal ions in solutions. What are the 2 missing words in this sentence?
Mugunth
asked
Jul 6, 2023
by
Mugunth
4.7k
points
Chemistry
high-school
1
answer
8
votes
179k
views
If an atom has five protons, five neutrons, and five electrons, what is the overall charge of the atom?
Denger
asked
Jul 6, 2023
by
Denger
4.9k
points
Chemistry
high-school
1
answer
8
votes
159k
views
7. Racing cars at the Indianapolis Motor Speedway now routinely travel around the track at an average speed of 225 mi/hr. What is this speed in km/hr? 8. If $1.00 is equivalent to 1.74 German marks, what
Izold Tytykalo
asked
Jul 6, 2023
by
Izold Tytykalo
4.1k
points
Chemistry
high-school
1
answer
5
votes
55.4k
views
c) which reaction is endothermic and which is exothermic? how did you know?d) explain why might a reaction that releases energy requires some energy before the reaction will begin?e) does every collision
Silvering
asked
Jul 6, 2023
by
Silvering
4.2k
points
Chemistry
college
1
answer
0
votes
8.7k
views
Make a comparison between all five states of matter Class 9
Gibbss
asked
Jul 6, 2023
by
Gibbss
3.9k
points
Chemistry
high-school
1
answer
11
votes
91.8k
views
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