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Compound A reacts by 1st order kinetics at 25°C with a rate constant of 0.45 sec^-1. What is the half-life of A at 25°C? What is the time required to have 12.5% unreacted A for a 1st order reaction? A)
answered
Nov 18, 2024
Chemistry
high-school
1
vote
148k
views
Distribute funds to seller and brokers a. completed b. still needs to be done
answered
Oct 28, 2024
Business
high-school
4
votes
213k
views
Fine the average of 5,2,3
answered
Aug 24, 2024
Computers and Technology
college
5
votes
39.0k
views
A wall is 20 feet tall. A designer wants to hang a painting that is 3 feet tall. The distance between the floor and the bottom of the painting is a feet. The distance between the ceiling and the top of
answered
Jul 13, 2024
Mathematics
high-school
1
vote
227k
views
Which of the following is an effective speech thesis? a. To inform my audience on why an Android-based phone is preferable to an Apple iOS-based phone. b. To inform my audience on guns and the violence
answered
Jul 7, 2024
Computers and Technology
high-school
2
votes
83.6k
views
An electric bulb is marked with 220V, 100W. Find the resistance of the filament of the bulb. If the bulb is used 5 hours daily, find the energy in kilo-watt hours consumed by the bulb in one month. A.
answered
May 20, 2024
Physics
high-school
6
votes
19.7k
views
An IC logic gate draws 1.8 mA when its output is HIGH and 3.8 mA when its output is LOW. Assume a 50% duty cycle and calculate the average Icc current drain.
answered
Mar 30, 2024
Physics
high-school
4
votes
151k
views
Solve systems using elimination (x + 5y= 28) ( -x - 2y = -13)
answered
Mar 11, 2024
Mathematics
middle-school
1
vote
13.1k
views
water enters the base at three liters/s and exits each of the two 20- mm-diameter nozzles. from the center to the nozzle exit has a distance of 300 mm. determine the resisting torque required to hold the
answered
Feb 20, 2024
Physics
high-school
2
votes
92.2k
views
Which relationships describe the angle pair x° and 157º? Select each correct answer. complementary angles vertical angles supplementary angles adjacent angles
answered
Oct 19, 2023
Mathematics
high-school
11
votes
230k
views
Explain why it's advantageous to have several different organ systems instead of one large system to handle all of the human body's functions.
answered
Oct 19, 2023
Biology
high-school
3
votes
170k
views
What would 8.9 minus -(2.75) be in decimal form?
answered
Sep 2, 2023
Mathematics
high-school
5
votes
175k
views
Please list what the tangent parent function.Can you make graph it scale both axes. With a short table of points+ domain and range. If there are asymptotes please identify and label. (No calculator)
answered
Aug 6, 2023
Mathematics
college
6
votes
168k
views
Solve the equation by subtracting the appropriate number from both sides and enter the value of x below. x + 45 = 97 x = _____
answered
Mar 7, 2023
Mathematics
college
9
votes
117k
views
Translate point A (2,5) 4 to the rt and up 3 what are the new coordinates
answered
Dec 11, 2022
Mathematics
high-school
0
votes
47.7k
views
The wind band between the horse latitudes and the doldrums is called the ________ in the Southern Hemisphere.
answered
Nov 10, 2022
Geography
high-school
5
votes
34.5k
views
Which number serves as a counterexample to the statement below. 2X < 3X 1- 2 2- 1/2 3- 1/4 4- -2 Plz help me :)
answered
Jul 28, 2022
Mathematics
high-school
3
votes
178k
views
A scientist measured the growth rate of a bamboo plant at 6 inches in 12 hours. She compared the growth rate of a bamboo plant to the growth rate of three other plants. Picture of problem:
answered
Jun 14, 2022
Mathematics
college
10
votes
178k
views
A juice factory offers its juice in both bottles and cans. A class of students on a field trip decides to compare the numbers of cases of bottled juice and canned juice that are packaged each minute. The
answered
Jun 12, 2022
Mathematics
middle-school
4
votes
234k
views
A line has a slope of 3/2 and a y-intercept of 4/5 Which of the following is an equation of the line?
answered
May 20, 2022
Mathematics
high-school
2
votes
70.3k
views
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