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As a new engineer hired by a company, you are asked evaluate an existing separation process for ethyl alcohol (ethanol) and water. In the current distillation process an ethanol-water mixture at ambient
answered
Dec 9, 2023
Engineering
college
8
votes
212k
views
Please help! Thanks :D3. How could you tell a Ca(NO3)2 solution from a Zn(NO3)2 solution?
answered
Jun 25, 2023
Chemistry
college
5
votes
20.2k
views
A passenger jet passed through an altitude of 13,000 feet 8 minutes after takeoff and was climbing at a rate of 1,250 feet per minute. Find a linear model for the altitude A (in ft) of the jet t minutes
answered
Jun 22, 2023
Mathematics
college
2
votes
112k
views
Iron, carbon, and phosphorus are elements found in the periodic table. Tests involving these three elements would show that at normal room temperature
answered
Feb 14, 2023
Chemistry
college
4
votes
181k
views
A pair of chromosomes that are similar but genetically different
answered
Jan 28, 2023
Biology
high-school
1
vote
139k
views
A bond of 1844 was signed in which year
answered
Jan 21, 2023
Social Studies
college
5
votes
131k
views
The double box-and-whisker plot shows the numbers of correct answers on a test for each student in Room 212 and Room 214. (a) Compare the populations using measures of center and variation. (b) Express
answered
Dec 19, 2022
Mathematics
high-school
0
votes
233k
views
What is science to you? like whats your own definition of science
answered
Nov 16, 2022
Biology
high-school
4
votes
147k
views
What is the general purpose of the light reactions of photosynthesis
answered
Nov 12, 2022
Biology
high-school
3
votes
202k
views
Which statement correctly describe the data shown in the scatter plot? The point (2, 14) is an outlier. The scatter plot shows no association. The scatter plot shows a linear association. The scatter plot
answered
Oct 30, 2022
Mathematics
high-school
5
votes
92.2k
views
Tiny Town Kennel earns service revenue by caring for the pets of customers. Tiny Town Kennel is organized as a sole proprietorship and owned by Earle Martin . During the past month, Tiny Town Kennel has
answered
Oct 15, 2022
Business
college
6
votes
148k
views
A "Pythagorean Triple" is a set of integers which will make the sides of a right triangle when used in the calculation of Pythagoras’ Theorem. For example, "3, 4, 5" is a Pythagorean Triple. Write a short
answered
Oct 15, 2022
Computers and Technology
college
4
votes
91.8k
views
In ΔRST, r = 84 inches, ∠R=33° and ∠S=143°. Find the length of t, to the nearest inch.
answered
Aug 29, 2022
Mathematics
high-school
8
votes
104k
views
Why is it important for a person to receive a blood type and Rh factor that is compatible with his or her own blood?
answered
Aug 20, 2022
Biology
high-school
3
votes
226k
views
What is the main task of "the full House or full Senate when a bill arrives at the floor
answered
Aug 13, 2022
Law
high-school
5
votes
43.5k
views
What is a computer and what is the work of it
answered
Aug 12, 2022
Computers and Technology
college
3
votes
227k
views
Tammy has begun an exercise program. She worked out five days the first week for 28 minutes, 32 minutes, 21 minutes, 38 minutes and 42 minutes. Round each amount to the nearest 10 to find an estimate of
answered
May 13, 2022
Mathematics
middle-school
5
votes
192k
views
What did Stephen Biko, F. W. DeKlerk and Nelson Mandela have in common?
answered
Dec 30, 2021
History
middle-school
3
votes
98.5k
views
Mrs. Kimble earns $125 per week working at a furniture store. For each piece of furniture she sells, Mrs. Kimble earns an additional $5. This week, she wants to earn more than $500. If c is the number
answered
Dec 16, 2021
Mathematics
high-school
1
vote
92.3k
views
What is the value of 8 + (-3) + 10 - (-20)
answered
Nov 20, 2021
Mathematics
high-school
4
votes
101k
views
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