Questions by Fphelp

Questions by Fphelp

H = Planck's constant = 6.63 x 10-34 J-s An ultraviolet wave has a frequency of 8.00 x 1015 Hz. If a photon of this frequency collides with an electron, how much energy could be transferred to the electron?

asked Oct 23, 2023

1 answer

38 votes

362k views

HELP ME PLS "A school is planning for an addition in some open space next to the current building. The existing building ends at the origin. The graph represents the system of equations that can be used

asked Oct 15, 2023

1 answer

35 votes

41.1k views

I NEED HELP ASAP!!!! You pay $15.79 for 2 bagels, 3 lattes, and a bottle of orange juice. The bottle of orange juice costs $2.25. The bagels cost $1.79 each. Each latte costs the same amount. How much

asked Jul 12, 2023

1 answer

24 votes

269k views

Does any one know the answer?

asked Jun 18, 2023

1 answer

10 votes

320k views

in an election for class president,jason received 170 of the 250 votes . what percent of the vote did he receive

asked Jan 2, 2023

1 answer

29 votes

238k views

A line has a slope of 1/9 and a y intercept of 2. What is its equation in slope intercept form?

asked Dec 2, 2022

1 answer

4 votes

435k views

I need help! I dont under stand this question, Evaluate the expression shown below and write your answer as a fraction in simplest form. - 9/8- 7/6

asked Oct 9, 2022

1 answer

3 votes

445k views

2. Line A passes through the points (0,-5) and (12,1). Line b passes through the points (0,-4) and (10,1). Write an equation for each line. How many times will the lines intersect? How do you know? can

asked May 25, 2022

1 answer

16 votes

116k views

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