Blog

In order to receive credit for this problem you must   solv…

In order to receive credit for this problem you must   solve it using dimensional analysis  show all your work and   your work must be legible, well organized and easy to follow.  to the correct number of significant figures and units Once you complete the question show it to camera on HONORLOCK then go upload an image to Exam 1 Fall 2025 Free Response Upload.   A sheet of platinum (Pt) has a surface area of 88.0 in2. How many atoms of platinum would be in a single sheet of platinum, if there is 0.0896 g of Pt/cm2?   

The Egyptians had a system of land measurement which was lat…

The Egyptians had a system of land measurement which was later inherited by the Greeks and later on used by the Romans. If a landowner in ancient Egypt had 2.85 x 103 Egyptian cubits of land, how many millimeters is that stretch of land 1 Egyptian finger = 18.75 mm 2 Egyptian cubits = 55 Egyptian fingers

Using the image in the previous question. Determine the corr…

Using the image in the previous question. Determine the correct statement about the species shown.  A is an isotope of X Z is an isotope of A X is an isotope of Z because they have the same number of protons they have the same number of nucleons (protons+neutrons)