Recent content by flutterfly

Homework Statement Find the number of moles: v = 10.00 +/- 0.03 cm3 c = 1.00 mol dm-3 Homework Equations n = cv The Attempt at a Solution When you are converted cm3 to dm3, do you need to also convert the uncertainty? When you finding n, and you are not given an uncertainty for...

Homework Statement A 300 g piece of aluminum at a temperature of 75 degrees C is dropped into a calorimeter containing 400 mL of water at 5 degrees C. What is the final temperature? The C Al = 0.9 J/g degrees C. Homework Equations q = mcdeltat The Attempt at a Solution I have no...

would tides somehow affect water pollution?

well I'm supposed to be looking strictly at the physics aspect...that's where I'm confused.

Um ok, can you explain further then?

How does physics relate to water pollution? Would this include the movement of ocean currents or sedimentation in water?

Matrix binomials...please help! Find the general statement that express Mn in terms of aX and bY if: A = aX and B = bY M = \begin{pmatrix} a+b & a-b \\a-b & a+b \end{pmatrix} M = A + B M2 = A2 + B2 X = \begin{pmatrix} 1 & 1 \\1 & 1 \end{pmatrix}...