What are variables that do not change in a experiment called

Which diagram shows electrons violating the Pauli exclusion principle? A box contains an up arrow. A box contains an up arrow. A box contains an up arrow. A box contains an up and a down arrow. A box contains an up and a down arrow.

Calculate the volume (in ml) of 0.170 m naoh that must be added to 389 ml of 0.0543 m 3 - (n-morpholino) propanesulfonic acid (mops) to give the solution a ph of 7.55. the pka of mops = 7.18.

A 5kg block is pulled across a table by a horizontal force of 40N with a frictional force of 8N opposing the motion.? Confused ... Lost ...

State the order in which the ions associated with a

A 21 liter cylinder contains 1.5 moles of an ideal gas at 311 k what is the pressure of the gas

What feature of wetlands allows larger particles and chemicals that are adsorbed into the sediment to settle out?

Consider the balanced equation below. 8H2 + S8 - - - > 8H2S Based on the mole ratios, what can most likely be predicted? 1 mol of hydrogen will react with 1 mol of sulfur. 8 mol of hydrogen will react with 1 mol of sulfur.

How many electrons can the 7th sell hold?

The alkenes are compounds of carbon and hydrogen with the general formula cnh2n. if 0.561 gram of any alkene is burned in excess oxygen, what number of moles of h2o is formed?

Changes in color, energy, and odor are indications that a