A 130. 3 g piece of copper (specific heat 0. 380 j/g･°c) is heated and then placed into 400. 0 g of water initially at 20. 7°c. The water increases in temperature to 22. 2°c. What is the initial temperature (in °c) of the copper? (the specific heat of water is 4. 184 j/g･°c)

Alex determined that his average speed when he commuted to work is 35 miles per hour. what conversion factor can be used to convert this speed to feet per hour?

All of these sentences include commonly confused homophones. which sentence is correct? you put too much sugar on your breakfast serial. my father grows vegetables and flours in his garden. will someone me untie the knot in my shoelace? when did the captain set sale on his trip to north america?

The authors use the word “backbone” in lines 3 and 39 to indicate that