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

Author Question: As concrete hardens, the heat of hydration continues, decreasing over a period of up to _____. a. ... (Read 22 times)

RYAN BANYAN

  • Hero Member
  • *****
  • Posts: 563
As concrete hardens, the heat of hydration continues, decreasing over a period of up to _____.
 
  a. 18 hours
  b. 36 hours
  c. several days
  d. two weeks

Question 2

For wiring in most HVAC equipment, connectors are applied using _____.
 
  a. low-temperature solder
  b. manual crimping tools
  c. hydraulic crimpers
  d. lineman's pliers



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

pami445

  • Sr. Member
  • ****
  • Posts: 303
Answer to Question 1

c

Answer to Question 2

b




RYAN BANYAN

  • Member
  • Posts: 563
Reply 2 on: Jul 24, 2018
Excellent


Dnite

  • Member
  • Posts: 297
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

In 1864, the first barbiturate (barbituric acid) was synthesized.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

For a complete list of videos, visit our video library