Questions by Purefusion

Questions by Purefusion

How many joules of heat is needed to heat 68.00 grams of aluminum foil from 55.00 °C to 93.00 °C if aluminum has a specific heat of 0.90 J/g °C? 2871 J 9058 J 2326 J 3420 J

asked Apr 21, 2022

1 answer

1 vote

230k views

What's the answer???

asked Jan 24, 2022

1 answer

4 votes

142k views

Prove the following \sf \cos \bigg( (3\pi)/(2) + x \bigg) \cos \: (2\pi + x) \bigg \{ \cot \bigg( (3\pi)/(2) - x \bigg) + cot(2\pi + x) \bigg \} = 1 - Required step by step explanation - Spam will be reported

asked Jan 22, 2022

2 answers

0 votes

162k views

What is one character trait that describes Luke in The Lightning Thief

asked Dec 15, 2021

1 answer

4 votes

146k views

A spacecraft built in the shape of a sphere moves past an observer on the Earth with a speed of 0.500c. What shape does the observer measure for the spacecraft as it goes by?

asked Oct 9, 2021

1 answer

5 votes

181k views

How did violent migration affect Eurasia?

asked Aug 22, 2021

1 answer

5 votes

6.7k views

Which statement explains why spontaneous generation is a mistaken idea? A. Living things do not need to reproduce. B. Living things are produced only by living things. C. Not all living things can maintain

asked Aug 15, 2021

1 answer

5 votes

233k views

What are the reasons of conflict with amendment 1

asked Aug 3, 2021

1 answer

1 vote

224k views

Analyze and interpret this statement "life is not a grand harmony, conflict exist"

asked Jul 21, 2021

1 answer

4 votes

182k views

Question 18 (1 point) Ms. Boehmer's dog Stella weighs about 20.5 kilograms. How many grams does it weigh? Question 18 options:

asked Jun 24, 2021

1 answer

1 vote

174k views

Find a five-digit number_____ in which the last digit is the sum of the first, second, and third digits the third digit is four less than the last digit the fourth digit is two less than the last digit

asked Jun 10, 2021

1 answer

5 votes

168k views

Find 3/5of 100 and find 4/7 of 12

asked Jun 7, 2021

1 answer

1 vote

31.9k views

Given that vector u has an initial point of (2,-1 ) and a terminal point of (3, 1) and vector v = (- 6, 7) , find v - u.

asked Apr 25, 2021

2 answers

3 votes

204k views

What is the best definition for European imperialism 1) when industrial nations control other regions to get economic resources 2)a democratic system of self government for colonies 3) Europe worked together

asked Mar 24, 2021

1 answer

2 votes

184k views

Copy the formula from cell c5 to the range c6- c11

asked Mar 20, 2021

1 answer

2 votes

184k views

If you know the amplitude of a wave, you know the distance from?

asked Feb 21, 2021

1 answer

2 votes

219k views

The difference between the experimental and control group should be: nothing since both receive the independent variable that the control group receives the independent variable and the experimental group

asked Dec 2, 2020

1 answer

5 votes

9.2k views

Which of the following helped introduce native amercians to the world of economy

asked Oct 26, 2020

2 answers

3 votes

92.3k views

8 to the power of what equals 2

asked Mar 6, 2020

1 answer

2 votes

124k views

What is different between solving inequalities and absolute value inequalities?

asked Jan 7, 2020

1 answer

2 votes

204k views

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