Recent content by sadifermi

Thanks! I appreciate it and the speedy reply!

Heat Exchange of Copper and Water Homework Statement I need help with a question. I think I have an answer, but don't know if it's right. It also doesn't add up to 0 if I plug in the final temperture into the equation. But I keep getting the same answer. Help please! A 150 g piece of...

I need help with a question. I think I have an answer, but don't know if it's right. It also doesn't add up to 0 if I plug in the final temperture into the equation. But I keep getting the same answer. Help please! A 150 g piece of copper at 90°C is placed in 250 g of water at 20°C. Assume...

Thanks folks, appreciate it!

I just need someone to double check my answer and confirm they get the same answer as I do. Thanks. Question: Find the attractive force between Vneus and the sun. The distance between their centers is 1.08x10^11. Equation: F = Gm1m2/d^2 G= 6.67x10^-11 N.m^2/kg^2 m1 (mass of sun)=...