Three hundred grams of aluminum are heated from −50 ◦c to 300 ◦c. if the specific heat of aluminum is 0.88 j/(g ◦c), what is the change in entropy of the aluminum?

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.

Is 9 correct? and can someone me with 10? it’s due tomorrow, you

650.j is the same amount of energy as? 2720cal1550cal650.cal2.72cal