Answers by Jros
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Answers by Jros

Answers by Jros
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What is an ecosystem?
answered Apr 13, 2022
6 votes
124k views
3. A helium filled balloon has a volume of 39.0mL at 17C and the current atmospheric pressure is reading 802mmHg on the barometer. What volume will the helium gas take up when the pressure reading on the
answered Feb 24, 2022
10 votes
165k views
Which statement best completes the diagram?
answered Oct 29, 2021
1 vote
178k views
The quality control manager at a light bulb manufacturing company needs to estimate the mean life of the light bulbs produced at the factory. The life of the bulbs is known to be normally distributed with
answered Oct 1, 2021
3 votes
111k views
Identify the characteristics of a unitary system and a federal system, and provide examples of each.
answered Aug 29, 2021
4 votes
42.2k views
The Kingdoms James Baldwin There was once a king of Prussia whose name was Frederick William. On a fine morning in June he went out alone to walk in the green woods. He was tired of the noise of the city,
answered Jul 26, 2021
3 votes
224k views
Look at the food web shown above. Which of the organisms act as producers in this ecosystem? A. plants B. mice C. foxes D. bees
answered Jul 26, 2021
6 votes
168k views
Find the vector reciprocal to set. a= i+2j+2k, b= 2i+3j+k, c= i-j-2k​
answered Jul 9, 2021
4 votes
117k views
Jason earns $78,000 per year. If he is paid weekly what is his weekly pay?
answered Apr 29, 2021
3 votes
189k views
What is the length of Line segment B C? Round to the nearest tenth. Triangle A B C is shown. Angle B C A is a right angle and angle C A B is 65 degrees. The length of hypotenuse B A is 16 centimeters and
answered Feb 5, 2021
6 votes
222k views
A dice is rolled, then a coin is tossed. What is the probability of getting a 5 then tails? Only fractions, NO decimals. *
answered Jan 6, 2021
3 votes
216k views
Suppose that the U.S. government decides to charge cola producers a tax. Before the tax, 35 million cases of cola were sold every month at a price of $5 per case. After the tax, 30 million cases of cola
answered Oct 9, 2020
1 vote
23.4k views
Identify each of the following elements: (a) a halogen whose anion contains 36 electrons, (b) a radioactive noble gas with 86 protons, (c) a Group 6A element whose anion contains 36 electrons, (d) an alkali
answered Jul 17, 2020
7 votes
162k views
A convex lens has a focal length of 16.5 cm. Where on the lens axis should an object be placed in order to get a virtual, enlarged image with a magnification of 1.90?
answered Apr 22, 2020
5 votes
168k views
If two dice are rolled, what is the probability their sum equals 3? pls help fast!!
answered Mar 15, 2020
4 votes
211k views
A golfer tees off and hits a golf ball at a speed of 31 m/s and at an angle of 35 degrees. What is the maximum height attained by the ball? Round the answer to the nearest meter.
answered Nov 29, 2019
3 votes
80.7k views
Try to put the numbers 1 to 12 in the twelve boxes below so that the numbers along each side add to 26.
answered Nov 21, 2019
1 vote
82.4k views
A dilation maps (4, 6) to (2, 3). Under the same dilation, (-1, 3) would be mapped to _____. Complete your work in the space provided or upload a file that can display math symbols if your work requires
answered Mar 21, 2019
1 vote
223k views
Simplify the expression 8xy-(x+2xy)+3x
answered Sep 19, 2018
4 votes
217k views
What technologies did the people of ancient India practice?
answered Sep 10, 2018
4 votes
172k views
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