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Suppose you are given an unknown solution and you need to test its pH. The pH meter is broken, and all you have is the indicator bromothymol blue to use. You add two drops of bromothymol blue to 10 mL
answered
Apr 28, 2020
Biology
college
5
votes
124k
views
shanice and jenny each improved their yards by planting grass sod and ornamental grass. they bought their supplies from the same store. shanice spent $280 on 14 feet of grass sod and 14 bunches of ornamental
answered
Apr 2, 2020
Chemistry
high-school
3
votes
105k
views
What was the "mandate of heaven"? A a holy book B the philosophy of Confucius C a new religion D the Zhou Dynasty's justification for its leadership
answered
Jan 29, 2020
History
middle-school
4
votes
141k
views
To which set of numbers does the number -1.2 belong? natural numbers whole numbers integers real numbers
answered
Dec 10, 2019
Mathematics
high-school
2
votes
209k
views
Look at the figure. If ∠1≡∠5, describe the relationship between lines a and b. The lines are perpendicular The lines are not Parallel The lines are Parallel The lines are Transversal. question14
answered
Nov 15, 2019
Mathematics
college
3
votes
51.5k
views
Fluid filled sacs found between the skin and underlying bony prominences are called
answered
Oct 16, 2019
Biology
high-school
2
votes
42.6k
views
William wanted to create a report on geographical location with the greatest species diversity. which ecosystem can consider for his report? ocean desert tropical rainforest coral reef
answered
Sep 1, 2019
Biology
middle-school
3
votes
186k
views
Fossil records are one of several pieces of evidence that support evolutionary theory. We would expect to find a fossil like the ginkgo leaf, seen here, in rock layers above strata containing fossilized
answered
May 23, 2019
Biology
middle-school
4
votes
214k
views
What did Columbus promise to do for Ferdinand and Isabella of Spain when they agreed to fund his voyages? a. to name all the lands he found after them b. to give them ownership of all spices he found c.
answered
Nov 25, 2018
History
high-school
6
votes
88.8k
views
Which expression is equivalent to 9(w+8)
answered
Sep 8, 2018
Mathematics
high-school
5
votes
205k
views
The United States sponsored the contras in Nicaragua because they hoped they would A curb terrorism B promote human rights C limit drug trafficking into the U.S. D defeat the Sandinistas
answered
Jun 4, 2018
History
high-school
2
votes
141k
views
Is 34 + x = 46; x = 12 a solution or an equation?
answered
Apr 22, 2018
Mathematics
middle-school
2
votes
176k
views
I dont understand how this helps because it is about who can work where not what causes the problem
answered
Jan 25, 2018
English
middle-school
3
votes
34.4k
views
Exposure to alcohol affects the blood supply to the fetus and can cause physical deformities to the face, eyes, and heart. Please select the best answer from the choices provided. T F
answered
Aug 18, 2017
Health
high-school
1
vote
110k
views
Match each equation with its solution.1.2.3.4. a. b. c. d.
answered
Jul 1, 2017
Mathematics
high-school
2
votes
42.9k
views
Which scale of measurement measures the magnitude or strength of an earthquake based on seismic waves? Mercali Richter Moment Magnitude Focus
answered
Feb 20, 2017
Geography
high-school
3
votes
218k
views
Which ordered pairs in the form (x, y) are solutions to the equation 7x – 5y = 28? Choose all answers that are correct. (−6, −14) (−1, −7) (4, 10) (7, 9)
answered
Jan 18, 2017
Mathematics
high-school
1
vote
137k
views
The Mexican cession included what states
answered
May 10, 2016
Social Studies
high-school
5
votes
64.1k
views
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