What does it mean to say that the electric current from a wall socket is "120 V AC"?

Define homopolysaccharides

Chemical Formula for Coffee?

Does warming a viscous fluid generally increase or decrease its flow rate? Use the particle theory to explain why this might be so.

The number of moles of electrons needed to produce one mole of Mg metal from MgCl2? A) 1 B) 2 C) 3 D) 4 E) 5

How does the water cycle affect the weather?

How are electromagnetic different than all other waves

Find the ratio of speeds of an electron and a negative hydrogen ion (one having an extra electron) accelerated through the same voltage, assuming non-relativistic final speeds. Take the mass of the hydrogen ion to be 1.67*10^{-27} kg.

A type of rock that undergoes changes because of heat and pressure

How many milliliters of a 1.25 molar HCL solution would be needed to react completely with 60 g of calcium metal Ca+2HCl - - > CaCl2 + H2

What mass of copper is required to replace silver from 4. oog ogre silver nitrate dissolved in water