This topic contains a solution. Click here to go to the answer

Author Question: The production of hydrogen to power cars in the United States requires A) nearly a million ... (Read 26 times)

iveyjurea

  • Hero Member
  • *****
  • Posts: 555
The production of hydrogen to power cars in the United States requires
 
  A) nearly a million gallons of freshwater each day.
  B) a net input of energy.
  C) fusion reactions typical of nuclear power plants.
  D) fermentation using water and sugars.

Question 2

In hydrothermal vent communities, we would not expect to find
 
  A) carbon compounds.
  B) chemosynthesis.
  C) chlorophyll.
  D) producers.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

T4T

  • Sr. Member
  • ****
  • Posts: 348
Answer to Question 1

B

Answer to Question 2

C




iveyjurea

  • Member
  • Posts: 555
Reply 2 on: Jul 16, 2018
Gracias!


skipfourms123

  • Member
  • Posts: 343
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

For a complete list of videos, visit our video library