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It is desirable to remove calcium ion from hard water to prevent the formation of precipitates known as boiler scale that reduce heating efficiency. The calcium ion is reacted with sodium phosphate to
answered
Feb 9, 2022
Chemistry
college
12
votes
162k
views
PART A: How does the interviewer support the idea that the Rwandan genocide and the Holocaust faced similar problems? A by discussing the number of victims of the two genocides B by discussing how neither
answered
Dec 27, 2021
English
college
6
votes
60.1k
views
Solve the triangle. A = 48°, a = 32, b = 27 A) Cannot be solved B) B = 38.8°, C = 113.2°, c ≈ 34.4 C) B = 38.8°, C = 93.2°, c ≈ 43 D) B = 38.8°, C = 93.2°, c ≈ 25.8
answered
Oct 31, 2021
Mathematics
high-school
5
votes
185k
views
Why do zoologists name the bones/muscles of frogs like those of a human?
answered
Sep 13, 2021
Biology
high-school
1
vote
63.9k
views
F. piall IL WILT What is octet? Why is it inactive?
answered
Jun 9, 2021
Chemistry
high-school
6
votes
32.4k
views
2) Plot these points on a piece of graph paper. Draw a line to connect each of the pairs indicated. Then, determine which line is longest. (8, 6) and (8, 1) (6, 2) and (-1, 2) (4, 5) and (1, 5) (-1, -3)
answered
May 13, 2021
Mathematics
middle-school
2
votes
54.7k
views
HELP PLEASE. GIVEN AB, EXPLAIN HOW TO CONSTRUCT A SQUARE WITH SIDES OF LENGTH AB.
answered
May 4, 2021
Mathematics
high-school
3
votes
158k
views
Read the poem below and idenify the figurative language used. Then explain how this figurative language contributes to the tone mood and overall mean of the poem
answered
Apr 30, 2021
English
high-school
3
votes
130k
views
What the answer for 7x-(-3x)
answered
Apr 20, 2021
Mathematics
college
2
votes
119k
views
The first official observance of Labor Day was Tuesday September 5, 1882 in New York City. The holiday was created by the Central Labor Union to recognize the contributions of the American worker. In 1884
answered
Mar 5, 2021
English
high-school
3
votes
160k
views
Answer the questions please
answered
Feb 28, 2021
Mathematics
middle-school
6
votes
74.1k
views
Was there slavery in Missouri before The Missouri Compromise?
answered
Nov 3, 2020
History
middle-school
4
votes
108k
views
What is the value of y? 3 4 5 6
answered
May 10, 2020
Mathematics
middle-school
5
votes
85.4k
views
Element of art and principles
answered
May 2, 2020
Arts
middle-school
4
votes
178k
views
In △QRS, QR = 7, RS = 11, and m∠R = 42. In △UVT, VT = 28, TU = 44 and m∠T = 42. Are the polygons similar? If they are, write a similarity statement and give the similarity ratio A) QRS = TUV; 11:28 B )
answered
Dec 28, 2019
Mathematics
high-school
1
vote
153k
views
Which graphs show continuous data? Select each correct answer. 50 points
answered
Nov 8, 2019
Mathematics
middle-school
5
votes
97.4k
views
Solve. 5 (4 - x) = 20 - 5x
answered
Aug 10, 2019
Mathematics
high-school
6
votes
111k
views
What does Christopher Columbus’s letter in 1994 talk about?
answered
Apr 7, 2019
History
middle-school
5
votes
152k
views
Factor 6a2 - 10a - 24. A) (3a + 4)(2a - 6) B) (3a - 4)(2a + 6) C) (3a + 3)(2a - 8) D) (3a - 8)(2a + 3)
answered
Dec 12, 2018
Mathematics
high-school
2
votes
199k
views
Rectangle area of 243. Perimeter is 72. What are the dimensions
answered
Oct 12, 2018
Mathematics
middle-school
2
votes
4.1k
views
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