Answers by WJM
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Answers by WJM

Answers by WJM
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10 g of a radioactive substance was placed in an air tight container 50 years ago. When the container was opened, only 2.5 g remains. What was the half life of this material?
answered May 5, 2022
7 votes
153k views
Can somebody please help me
answered Feb 3, 2022
2 votes
33.3k views
Please help i have been struggling
answered Jan 18, 2022
2 votes
193k views
Problem 12-04A The income statement of Kingbird, Inc. is presented here. Kingbird, Inc. Income Statement For the Year Ended November 30, 2020 Sales revenue $7,465,900 Cost of goods sold Beginning inventory
answered Jan 16, 2022
3 votes
81.6k views
¿Virginia y Amalia? Que (recojan/recogen) la mesa después de la cena. *
answered Dec 4, 2021
2 votes
111k views
Change the following statements into a good hypothesis. Adding salt to the soil may affect the growth of grass.
answered Nov 9, 2021
0 votes
170k views
What is the amplitude, period, and phase shift of f(x) = −4 sin(2x + π) − 3? Amplitude = 4; period = π; phase shift: x equals pi over two Amplitude = −4; period = 2π; phase shift: x equals pi over two
answered Nov 1, 2021
0 votes
90.2k views
An optionor and optionee make a contract for an option on a commercial piece of property. If the optionee decides to exercise his option, when must he perform?
answered Oct 23, 2021
3 votes
73.4k views
HEPL!!!! Yo uso ________ rojo en la mesa. A) el plato B) el vaso C) el mantel D) el tenedor
answered Oct 15, 2021
5 votes
49.1k views
When factoring, if it is NOT a perfect square trinomial, you should first try the __________ method. Theres only a text box, no choices, please help!
answered Sep 27, 2021
3 votes
62.3k views
How did Wesley change during the summer in the story "Weslandia”?
answered Sep 26, 2021
2 votes
186k views
How do you simplify (-1 - 3 √(3) × (-1 - 3 √(3)
answered Aug 26, 2021
3 votes
153k views
Similarities and differences of onion and bacteria cells
answered Apr 1, 2021
4 votes
19.6k views
How did the ancient china adapt to the land
answered Feb 10, 2021
1 vote
157k views
A poll commissioned by Friends of the Earth and conducted by the Mellman Group found that 72% of American voters are in favor a carbon tax. Suppose that six voters in the United States are randomly sampled
answered Jan 18, 2021
4 votes
185k views
Just need help with these questions 16,20 24,25 Need Help Fast
answered Jan 2, 2021
0 votes
72.6k views
In a civil case, a plaintiff wins a lawsuit if he is 51 percent convincing and will collect 100 percent of his damages. In a criminal case the prosecutor must prove his case beyond a reasonable doubt.
answered Oct 11, 2020
5 votes
144k views
What does the topic sentence of a paragraph do? (5 points) a. It concludes the essay. b. It states the main idea. c. It proves a difficult point. d. It grabs readers' attention.
answered Jul 16, 2020
5 votes
17.6k views
What equation is the result of solving 7+4x=3y for x
answered Mar 8, 2020
6 votes
150k views
When she [Madame Valmonde] reached L'Abri she shuddered at the first sight of it, as she always did. It was a sad looking place, which for many years had not known the gentle presence of a mistress. In
answered Feb 27, 2020
6 votes
68.2k views
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