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December 21, 2014

Posts by HELP ME PLEASE!


Total # Posts: 2

Calculus
From each corner of a square piece of cardboard, remove a square of sides 3 inch. Turn up the edges to form an open box. If the box is to hold 300 inch cubed, what are the dimensions of the original piece of cardboard?
June 8, 2012

8th grd chemistry:D
which of these statements is true about an atom of chromium? (A) has more protons then electrons. (B) has fewer parts than an atom of iron. (C) has an atomic number of 51.996. (D) has more electrons than neutrons.
April 21, 2010

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