What is the number of particles in one mole of a substance

The pressure exerted by a phonograph needle on a record is surprisingly large. If the equivalent of 1.00 g is supported by a needle, the tip of which is a circle 0.200 mm in radius, what pressure is exerted on the record in kPa

What type of reactions is: C7H16 + O2 - -> CO2 + H20

Calcium carbonate, caco3 (s), decomposes upon heating to give cao (s) and co2 (g). a sample of caco3 is decomposed, and the carbon dioxide is collected in a sealed 250 ml flask. after the decomposition is complete, the gas has a pressure of 1.

Does gravity affect the órbit of the international Space Station?

What is displacement reaction?

The net gain of atp per molecule of glucose fermented is

What is the name of this compound? CH3-CH2-CH2-CH2-O-C6H5 butylphenyl ether cyclohexylbutyl ether phenylbutyl ether butylcyclohexyl ether

Is the following equation balanced? 2Na + 2H2O = 2NaOH + H2 Yes No

What is the difference between a molecule and a formula unit

Sound is not part of a electromagnetic spectrum because A: Sound is not a type of energy wave B: Sound is not a type of electromagnetic radiation C: Sound does not have a wavelength D: Sound does not have a frequency