This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A refrigerator delays the spoilage of food by A) killing microorganisms. B) slowing down the ... (Read 147 times)

bio_gurl

  • Hero Member
  • *****
  • Posts: 524
on: Jul 29, 2018
A refrigerator delays the spoilage of food by
 
  A) killing microorganisms.
  B) slowing down the rate of chemical reactions within microorganisms.
  C) expanding the water found within microorganisms.
  D) diminishing the supply of oxygen to microorganisms.

Question 2

Why might increasing the concentration of a set of reactants increase the rate of reaction?
 
  A) You have increased the chances that any two reactant molecules will collide and react.
  B) You have increased the ratio of reactants to products.
  C) The concentration of reactants is unrelated to the rate of reaction.
  D) The rate of reaction depends only on the mass of the atoms and therefore increases as you increase the mass of the reactants.
  E) none of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

joewallace

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: A


bio_gurl

  • Hero Member
  • *****
  • Posts: 524
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


joewallace

  • Sr. Member
  • ****
  • Posts: 337
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Neuropeptides and Peripheral Peptides Involved in Control of Food Intake and Metabolism Neuropeptides and Peripheral Peptides Involved in Control of Food Intake and Metabolism
Food webs show feeding relationships and energy flow Food webs show feeding relationships and energy flow
Many Factors Influence Your Food Choices Many Factors Influence Your Food Choices
Who's Policing the Food Supply? Who's Policing the Food Supply?
The Pathophysiology of Glaucoma (A) Slowing Rising Intraocular Pressure (I O P) The Pathophysiology of Glaucoma (A) Slowing Rising Intraocular Pressure (I O P)
Food poisoning: Salmonella Food poisoning: Salmonella
Video: Random alignment at Metaphase I Animation

For a complete list of videos, visit our video library