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Answers by Melinda

Answers by Melinda
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A 134.0 g sample of an unknown metal is heated to 91.0⁰C and then placed in 125 g (125 mL) of water at 25.0⁰C. The final temperature of the water is measured at 31.0⁰C. Calculate the specific heat capacity
answered Mar 8, 2021
2 votes
235k views
Simple english question
answered Mar 4, 2021
6 votes
219k views
All in vain; because Death, in approaching him, had stalked with his black shadow before him, and enveloped the victim” What kind of figurative language does the author use here? Explain.
answered Feb 18, 2021
4 votes
212k views
What Supreme Court case effectively outlawed segregation in US schools?
answered Oct 19, 2020
2 votes
1.4k views
What will a warm air mass do wen it moves into a cold air mass ? A. Go under the cold air mass B. Hit the cold Hair mass and then retreat C. Neither move under or over the cold air mass D. Go over the
answered Sep 21, 2020
1 vote
60.3k views
Two inches are cut off one side of a square board and three inches are added to an adjacent side. The resulting rectangle has a perimeter of 54 inches. What were the dimensions of the original square?
answered Aug 26, 2020
6 votes
185k views
Macrophages and neutrophils defend against pathogens by _____.
answered Jun 11, 2020
3 votes
137k views
Whats the answer to (x+4)(x+2)
answered May 24, 2020
6 votes
219k views
A parabola has its focus at (0, 3) and its directrix at x = 4. 3a. What are the coordinates of the vertex? 3b. What is the focal length of the parabola? 3c. What is the equation, in standard form, of the
answered Apr 30, 2020
5 votes
128k views
Anna has been studying a type of bacteria that triples every month. Originally, there were 4 bacterial cells. She wants to know how many there will be after 15 months. Which equation should she use? A)
answered Apr 18, 2019
3 votes
185k views
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