Questions by Lillq

Questions by Lillq

( 9 times 10 to the power of -7) (5 times 10 to the power of -4)

asked Aug 13, 2023

1 answer

2 votes

115k views

Determine how many kilojoules are released when 73.9 g of methanol reacts via the following reaction:2CH3OH(l)+3O2(g)→2CO2(g)+4H2O(l),ΔH=−726kJ

asked Aug 3, 2023

1 answer

1 vote

228k views

Ana is planning a narrative that will focus on a protagonist who is overcoming a fear. Which of the following settings would best enhance this protagonist? A line waiting to ride a frightening roller coaster

asked Jan 4, 2023

2 answers

2 votes

25.1k views

Which example is a liquid at room temperature? (a) bromine (b) fluorine (c) chlorine (d) iodine

asked Nov 24, 2022

1 answer

3 votes

209k views

How does the law of conservation of mass apply to physical and chemical change?

asked Sep 14, 2022

1 answer

24 votes

23.8k views

HELP guys pleaseeeeeeeeee

asked Aug 25, 2022

2 answers

7 votes

125k views

Plz Help me I need help

asked Jul 18, 2022

1 answer

2 votes

141k views

Help again I just suck at word problems

asked May 27, 2022

2 answers

2 votes

221k views

In which of the following is number of neutrons correctly represented?

asked May 18, 2022

1 answer

1 vote

14.0k views

A gas occupies 1.00cm^3 at STP. What volume does it occupy at 710.0 mm Hg and 55.0°C

asked Mar 18, 2022

1 answer

1 vote

208k views

Jake, a pharmaceutical sales representative, often takes lunch to doctors' offices. Over lunch with the doctors and their staffs, he reviews his company's products. Jake does not try to close a sale

asked Aug 23, 2021

1 answer

4 votes

199k views

The quote "...Our empire stretched from Spain in the west to the Euphrates River in the east, and from the Rhine and Danube rivers in the north to Egypt in the south" indicates which occurrence during

asked Aug 23, 2021

1 answer

2 votes

109k views

Fter recrystallization, the final weight of biphenyl is found to be 0.02 g. Assume that all steps were carried out correctly, no spillages occurred, and the student lost minimal solid on the glassware

asked Feb 26, 2021

1 answer

2 votes

108k views

Search QAmmunity.org