Explain two reason why Si is easier to use than the English system

The total potential and kinetic energy of the particles in an object is called

What two things must a measurement include? The first one is a number but what is the second one?

What is the purpose of grounding?

How is a frame of reference used to measure motion

Consider the following reaction. CS2 (g) + 3O2 (g) CO2 (g) + 2SO2 (g) If the volumes of all products and reactants are measured at 75Â °C and 1 atm, what is the total volume of products if 5.00 L of CS2 and 18.0 L of O2 are used?

A taxi hurries for 1 3/4 hours with a constant speed of 84 mph and then for another 1 hour 45 minutes with a constant speed of 24 mph. what is its average speed for the total trip?

A carbon atom has how many valence electrons?

X-rays UV light waves Sound waves Earthquake waves. All of these have which characteristic in common?

V=345m/s, 7210Hz, X=?

As a mercury atom absorbs a photon of energy, an electron in the atom changes from energy level d to energy level e. Determine the energy of the absorbed photon in electronvolts.