Which of the following types of models is usually in the form of a drawing graph or equation

Sxdcfvbnm,. lkjhgfdsdfghjkl

Which of the following changes has a decrease in entropy? A. N2O4 (g) yields 2NO2 (g) B. C2H5OH (l) + 3O2 (g) yields 2CO2 (g) + 3H2O (g) C. 3O2 (g) + 2KCl (s) yields 2KClO3 (s) D. H2O (l) yields H2O (g)

his is the chemical formula for epinephrine (the main ingredient in adrenaline) : C9H13O3N A biochemist has determined by measurements that there are 33. moles of carbon in a sample of epinephrine. How many moles of nitrogen are in the sample?

Less dense then gas

2.56 millimeters - centimeters

Calculate the ph of a 0.25M solution of monochloroacetic acid at 25 c

How is the modern atomic model different from Bohr's model

Which of the following are also major levels of classification? Choose all answers that are correct. A. Genus B. Species C. Group

A 5.50 gram sample of C2H6 gas has a volume of 2.50 L. If the sample is at 41.20C, what will it's pressure be?

A 6.000L tank at 19.2°C is filled with 18.0g of carbon monoxide gas and 10.6g of chlorine pentafluoride gas. You can assume both gases behave as ideal gases under these conditions.