Questions by CatalinBerta

Questions by CatalinBerta

Calculate the heat gained by 100 grams of ice at -20°C in order to become water at 50°C. ( C = .5 for ice and C = 1 for water, Q = M.С.ΔT)

asked Dec 4, 2020

1 answer

4 votes

118k views

. If a telescope has a lens with a diameter of 60 cm, what is the shortest distance between two objects on the moon that the telescope can resolve? Use 3.84 x 108 m for the distance from the earth to the

asked Nov 10, 2020

1 answer

0 votes

102k views

One hundred coins weigh 346 grams. How many grams does 1 coin weigh?

asked Aug 26, 2020

1 answer

3 votes

19.4k views

3Q + 4T = 26. P=2T=3Q l. What is 6P? The answer is 52 but I don’t understand how they got this answer

asked Jul 25, 2020

2 answers

2 votes

195k views

How can the federal government use discretionary fiscal policy to stimulate the economy? An economy is experiencing a recessionary gap. The government can ______.

asked Jul 10, 2020

1 answer

0 votes

176k views

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