SI units are based on multiples of what number?

Elements cannot be seen with the eye. True False

What type of reaction is sodium reacting with chlorine

Finish balancing the following equation: _Al (s) + 3Zn (NO3) 2 (aq) → __AI (NO3) 3 (aq) + _Zn (s) What coefficient does Zn (s) have in the balanced equation?

What are complimentary base patterns? Why are they important?

Four gases were combined in a gas cylinder with these partial pressures: 3.5 atm N2, 2.8 atm O2, 0.25 atm Ar, and 0.15 atm He. What is the total pressure inside the cylinder? 6.7 atm What is the mole fraction of N2 in the mixture? 0.

At stp conditions the volume of 22g of co2 is?

32 Which electron configuration represents the electrons in an atom of Ga in an excited state? (I) 2-8-17-3 (3) 2-8-18-3 (2) 2-8-17-4 (4) 2-8-18-4

Why do you think that the particles of a suspension settle out but the particles of a colloid do not

A solution that is 33.6 % by mass of phenol (C6H5OH) in water is prepared. What is the mole fraction of the phenol?

Describe the law of conservation of momentum