Y is directly proportional to x. When = 4, = 12.(a) Find the equation of y in term of x. (b) Find the value of y when x=7

4. a 75.0 g piece of ag metal is heated to and dropped into 50.0 g of water at the final temperature of the mixture is what is the specific heat capacity of silver? 5. a 465 g chunk of iron is removed from petrucci, ralph h.. general chemistry (p. 290). pearson education. kindle edition.

Asign is hung between two cables as illustrated below. if the sign weighs 350 n, what is the tension (in n) in each cable?

Make a drawing of the electric field lines around a positive charge, then make a second drawing of the electric field lines around a negative charge.