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Answers by Mostafa Efafi

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answer the following problem using the correct number of sig figs (decimal places)30.5 g - 16.82 g + 41.07 g + 85.219 g =
answered Jan 1
1 vote
2.2k views
What happened at the March on Washington? Where were the results of the March on Washington?​
answered Dec 10, 2024
3 votes
93.5k views
Solve for y. -10 - 8y = 2y - 5
answered Oct 6, 2024
1 vote
28.4k views
Quickly drank a tall can of Sprite ."
answered Sep 6, 2024
6 votes
31.1k views
Roxy Co., which has a taxable payroll of $800,000, is subject to FUTA tax of 6.2% and a state contribution rate of 5.4%. However, because of stable employment experience, the company's state rate has been
answered Jun 12, 2024
5 votes
218k views
To derive the ideal gas equation, we assume that the volume of the gas atoms/molecules can be neglected. Given the atomic radius of radon, 1.5 A and knowing that a sphere has a volume of 4πr³/3, calculate
answered May 13, 2024
3 votes
184k views
Which of the following reactions is associated with the standard enthalpy of formation of NH3 (g)?
answered Mar 4, 2024
2 votes
162k views
Infrared radiation has a higher frequency than: A) Visible light B) Radio waves C) Gamma rays D) X-rays
answered Feb 19, 2024
1 vote
156k views
How to solve for x I don’t know how to.
answered Dec 15, 2023
2 votes
118k views
Val measures the diameter of a ball as 14 inches. How many cubic inches of air does this ball hold, to thenearest tenth? Use 3.14 forn.The ball holds aboutcubic inches of air.
answered Oct 28, 2023
1 vote
199k views
Writing about being a celebrity: a dream or a nightmare? *Guys can you say advantages and disadvantages please help me​
answered Jul 25, 2023
3 votes
131k views
A. How far is the spot on the beach from the parking lot? b. How far will he have to walk from the parking lot to get to the refreshment stand?.
answered Jun 29, 2023
3 votes
14.6k views
Which World War II offensive was planned and led by General Dwight Eisenhower? the Manhattan Project the Battle of Guadalcanal the Invasion of Normandy the Siege of Stalingrad
answered May 30, 2023
7 votes
68.6k views
A jar contains 6 pennies, 7 nickels and 8 dimes. A child selects 2 coins at random without replacement from the jar. Let X represent the amount in cents of the selected coins.Round your answers to 3 decimal
answered Apr 18, 2023
5 votes
227k views
Graph the line that passes through the points (8,0) and (2,6) and determine the equation of the line.
answered Oct 28, 2022
3 votes
111k views
Help!!!!!!!!!!! 1. John rode his bike for one hour. He noticed that he traveled farther in the first 30 minutes then he did in the second thirty minutes. What conclusion can John draw about his bike ride?
answered Oct 19, 2022
4 votes
41.6k views
Before the car launches, which objects have stored energy?
answered Sep 19, 2022
4 votes
39.3k views
What was the optimum temperature for bromelain activities?
answered Jul 11, 2022
2 votes
225k views
16x2 – 8x = ? Which expression is the result of factoring
answered Jun 4, 2022
6 votes
220k views
Which two words enhance the setting in this poem? War by Ellen Glasgow Ripples of ribbons borne on high, Bloodstains upon a brazen sky; From cannon belching on the plain, Fire that by fire is fought again.
answered May 21, 2022
8 votes
192k views
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