What sets an atom of one element apart from atoms of all other elements?

A piece of glass with a mass of 32.50 g specific heat of 0.840 J/g*°C and an initial temperature of 115 °C was dropped into a calorimeter containing 57 g of water (specific heat 4.184 J/g*°C).

The modern atomic model states that electrons move sort of like what?

An infrared wave traveling through a vacuum has a frequency of 4.0 * 1014 Hz. What is the wave's wavelength?

Write the chemical equation for the decomposition of sulfuric acid using the 9v battery? (no sulfate ion is not involved in this reaction)

A hot air balloon starts with its temperature at 68.7°C and a pressure of 0.987 ATM and volume of 564L at what temperature in degrees Celsius while its pressure be 0.852 ATM and its volume be 625L

What would happen if you tried to sqeeze a gas into a smaller container?

Paint, paint thinners and some cleaning agents can weaken the shell of a hard hat and may eliminate

A 10 chunk of metal has a specific heat of 0.25 J/g ºC. The temperature is changed from 10ºC to 45ºC. How much heat is required?

In this reaction what is the correct coefficient for sodium chloride? pb (no3) 2? nacl → pbcl2? nano3

Classify each of the following as a path function or a state function. work energy distance traveled enthalpy heat