As molecules (e. g. proteins) move through the endomembrane system via transport vesicles, anything originally present in the lumen of the ER will be facing the side of the plasma membrane after the transport vesicle fuses to the PM .

Nitrogen (n), phosphorus (p), and potassium (k) are the main nutrients in plant fertilizers. according to an industry convention, the numbers on the label refer to the mass percents of n, p2o5, and k2o, in that order. calculate the n: p: k ratio of a 30: 10: 10 fertilizer in terms of moles of each element, and express it as x: y: 1.0.

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.

What type of matter is made of only one kind of atom