Questions by Pagurix

Questions by Pagurix

The activation energy for the reaction NO2(g)+CO(g)⟶NO(g)+CO2(g) is Ea = 75 kJ/mol and the change in enthalpy for the reaction is ΔH = -175 kJ/mol .What is the activation energy for the reverse reaction?

asked May 26, 2021

1 answer

3 votes

230k views

The Western Holy Roman Empire re-emerged after 300 years strengthened into a foundation that set the beginnings of early Europe. List 5 events that made this possible

asked May 14, 2021

1 answer

5 votes

106k views

A baker needs 3/5 cup water for every 2/3 cup flour. Using this ratio, how much flour is needed for 1/3 cup water?

asked Jan 2, 2021

1 answer

0 votes

69.9k views

Which is eWhich is equivalent to 3 square root of 125quivalent to ?

asked Aug 26, 2020

1 answer

5 votes

142k views

According to the law of conservation of matter, which statement about chemical reactions is true? A. Atoms cannot be created or destroyed by chemical reactions. B. Every atom destroyed in a chemical reaction

asked Jul 23, 2020

1 answer

1 vote

195k views

5 . Loan amortization and capital recovery Ian loaned his friend $20,000 to start a new business. He considers this loan to be an investment, and therefore requires his friend to pay him an interest rate

asked Jun 19, 2020

1 answer

3 votes

149k views

How do autotrophs get nutrition? A. By eating insects B. By taking in inorganic substances C. By eating eucalyptus leaves D. By taking in organic matter

asked Jun 18, 2020

2 answers

3 votes

86.8k views

Which is an advantage of having memory cells when a pathogen is encountered for a second time. A) The memory cells are what proliferate into clones of cells in response to the binding of an antigen. B)

asked Feb 5, 2020

2 answers

3 votes

202k views

Let f(x)=100−10+e−0.1x . What is f(−2) ? Enter your answer, rounded to the nearest tenth, in the box. please i need this answer really quick

asked Sep 21, 2019

2 answers

4 votes

146k views

PLEASE HELP On which point did different Protestant sects during the Reformation agree? A. They believed in the predestination of souls. B. They refused to practice the Church sacraments. C. They rejected

asked Jun 23, 2019

1 answer

1 vote

93.6k views

These two regular pentagons are similar. The length of each side on pentagon A is 4 cm. The length of each side on pentagon B is 6 cm. What is the scale factor from pentagon B to pentagon A?' A) 0.5 B)

asked May 17, 2019

2 answers

4 votes

193k views

The largest water surface on the earth is the world ocean, which is divided into four oceans. Which of the following is NOT one of them?

asked May 11, 2019

1 answer

0 votes

20.3k views

What is the answer to 3l +y=5 +5l,for l

asked Jan 18, 2019

1 answer

2 votes

231k views

What was the effect of the boston massacre

asked Sep 10, 2018

2 answers

5 votes

95.7k views

Why is it more important to check for errors during dna replication than during translation?

asked Jun 24, 2018

2 answers

5 votes

191k views

How did the young greek boy most likely gain his knowledge of oyster piracy

asked May 28, 2018

2 answers

3 votes

40.7k views

Divide. Use Rectangular Models To Record the partial quotients---Help Please !!! Picture Down There help with both

asked Aug 2, 2017

1 answer

3 votes

169k views

What is stimulus? (7th grade life science question)

asked Jul 19, 2017

1 answer

5 votes

224k views

In his book Discourse on Method, what idea did Descartes suggest?

asked Jun 12, 2017

2 answers

3 votes

159k views

How did the printing press help the Scientific Revolution? A) The printing press made it easier for scientists to conduct initial experiments. B) The printing press allowed mass production of books that

asked Jan 19, 2017

2 answers

3 votes

232k views

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