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Answers by Sellotape

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The temperature of a sample of copper increases from 20°C to 46.6 Celsius as it absorbs 23,641j of heat. What is the mass of the copper sample the specific heat of copper is 0.385 j/g c
answered Oct 16, 2024
3 votes
161k views
A sample of unknown gas weighs 2.25 g and occupies 850 mL at 790 mmHg and 70 ∘C . Part A What is the molar mass of the unknown gas?
answered Oct 8, 2024
6 votes
30.2k views
The SMAW electrode, also referred to as a 'stick', is made of what two items?
answered Oct 6, 2024
1 vote
212k views
Refrigerant recovery is defined as A) Removing the refrigerant from a system and storing it in an external container, with the lowest emissions possible. B) Reprocessing a refrigerant into a new product
answered Jul 20, 2024
4 votes
172k views
If you run an experiment where B=0.34 and a=0.01, what is the probability of rejecting a null hypothesis that is actually true? A. 0.01 B. 0.34 C. 0.66 D. 0.99
answered Jul 11, 2024
3 votes
66.4k views
A 12oz box of cereal costs $1.68. What is the price per pound
answered Apr 30, 2024
1 vote
139k views
Why do you think others felt the need to edit Dickinson's work before releasing it to the public?
answered Apr 3, 2024
2 votes
77.2k views
Business Solutions sells upscale modular desk units ( 60% of sales) and office chairs ( 40% of sales). Selling prices are $1,170 p unit and $680 per chair. Variable costs are $700 per desk unit and $340
answered Feb 8, 2024
5 votes
199k views
Explain what causes the day and night cycle on Earth, and why different parts of the world experience daytime while other parts are experiencing nighttime. Next, discuss what you know about the reason
answered Dec 15, 2023
5 votes
15.5k views
marco bought a 64 ounce bag of popcorn. he ate 5% of the bag with his lunch. How much popcorn did he eat at lunch?​
answered Oct 6, 2023
6 votes
118k views
What is 80% of 91? If you could answer this That would be great
answered Jul 11, 2023
4 votes
220k views
Compare - 2 and 5. Which of the following is true?O A. |-2| = |5| and -2 < 5O B. |-2| < |5| and -2 < 5O C. |-2| > |5| and -2 > 5O D. |-2| > |5| and -2 < 5
answered Jan 9, 2023
6 votes
91.5k views
Round: 3052.08 To the nearest hundredth
answered Nov 8, 2022
7 votes
112k views
Question 7 Multiple Choice Worth 1 points) (01.01 LC) Evaluate the expression 28 - 472 - 10-2 0 11 O 27 O 56 O 59
answered Sep 19, 2022
2 votes
148k views
If teddy rides his bike to school at 20 mph and rides home the same way at 25 mph, what is his average speed in miles per hour? A. 22.5 mph B. 45 mph C. 200/9 mph D. 200/7 mph
answered Sep 14, 2022
6 votes
152k views
URGENT!! PLEASE HELP!! How did writers, visual artists, and transcendental thinkers shape American identity in the nineteenth century? In your three- to five-sentence response, include at least two examples
answered Aug 23, 2022
3 votes
13.1k views
Please help I have 15!!!!!!!!
answered Jun 22, 2022
0 votes
142k views
5x - 2 = 10 - x Please help fast thankyou
answered Jun 7, 2022
7 votes
106k views
2a) what is the inverse of -134 2b) what is the inverse of 5/6
answered May 31, 2022
7 votes
211k views
What is another way to say it is going to happen
answered May 5, 2022
9 votes
134k views
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