You have a silver ring that has a mass of 64.5 grams. (c=0.233 J/g°C) You have a beaker that has 25 g of water that is at 20°C. (4.18 J/gºC)
If you heat the ring to 150°C and drop it into the water, what is the final temperature of the water?

The peak wavelength for the blackbody curve of a star is in the uv range. assuming the radiation from this star can reach earth, would you be able to see it?

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?

Need asap question 1 minerals are organic compounds. true false question 2 what vitamin can be found in foods like oranges, grapefruits, and broccoli? a. vitamin a b. vitamin k c.vitamin c d. vitamin d question 3 what are minerals? a. chemical elements that are needed for body processes. b. organic compounds that the body needs in small amounts to function properly. c. small molecules used to build proteins. d. an organic compound that is insoluble in water and includes fats. question 4 how many types of vitamins does the human body need? a. 15 b. 11 c. 13 d. 17 question 5 vitamins are a good source of energy. true false