Calculate the specific heat capacity of an unknown substance given that 204.75 j of energy raises the temperature of 18g copper from 32 to 48 c (could someone answer this please?)

How is the introduction of the cane toad to queensland, australia an example of the unintended consequences of using non-native species to control pests? (site 1)

Describe alvord's tone in the two paragraphs on the history of dartmouth and its native american studies program (paras. 21-22)?

Question 2(multiple choice worth 10 points) kate’s mom wants to quiz her on science terms even though kate has already studied. this is an example of wasting talent getting distracted allowing others to set goals