subject
Social Studies, 17.12.2019 22:31 kirathadoll

Fly ash, accelerators, superplasticizers, and air entrainment are added to a concrete mix to:

a. increase its strength.
b. increase its resistance to cracking.
c. to alter its properties in different ways.
d. to increase the concrete’s abrasion resistance.
e. to reduce the amount of reinforcing steel required.

ansver
Answers: 2

Other questions on the subject: Social Studies

image
Social Studies, 21.06.2019 19:10, jalst6084
Carefully study the chart above. which of the following statements best describes literacy rates in north africa? a. literacy rates are decreasing in the region. b. literacy rates are increasing in the region, and the gap between men and women is decreasing. c. literacy rates are increasing in the region, but the gap between men and women is staying the same. d. literacy rates are staying about the same in the region.
Answers: 1
image
Social Studies, 21.06.2019 23:00, zdwilliams1308
What is polytheism? the belief in one god. the belief in more than one god. the belief that there is no god.
Answers: 1
image
Social Studies, 22.06.2019 05:00, owenwernert
The chart shows the marginal cost and marginal revenue of producing apple pies. what most likely will happen if the pie maker continues to make additional pies? the marginal costs will continue to rise, increasing the total cost, while the marginal revenue remains the same, decreasing the profit. the marginal costs will continue to fall, decreasing the total cost, while the marginal revenue remains the same, increasing the profit. the marginal costs will continue to rise, increasing the total cost, while the marginal revenue remains the same, increasing the profit. the marginal costs will continue to fall, decreasing the total cost, while the marginal revenue remains the same, decreasing the profit.
Answers: 1
image
Social Studies, 22.06.2019 06:40, kobz
Tanya was used to using word, and she did some work for her brother mike, who was using wordperfect. tanya was quickly able to use wordperfect for windows with little difficulty, since many of the commands for it were the same as the commands for word. tanya's ability to use wordperfect best illustrates:
Answers: 1