Silver has a specific heat of .223 j/gc. if i were to to heat up 30 grams of pure silver 50 degrees, and then it drop it into water, and it cooled to 20 degrees, how much heat did the silver give off?

Apath 3 m wide runs around the inside of a square park inside 60 m.find the area of the path.pls

Mary beth used the mapping rule to find the coordinates of a point that had been rotated 90° counterclockwise around the origin. examine the steps to determine whether she made an error. m (3, –6) is rotated 90° counterclockwise. (x, y) → (–y, x) 1. switch the x- and y-coordinates: (6, –3) 2. multiply the new x-coordinate by –1: (6(–1), –3) 3. simplify: (–6, –3) .

The table shows the webster family’s monthly expenses for the first three months of the year. they are $2,687.44, $2,613.09, and $2,808.64. what is the average monthly expenditure for all expenses?