What is the definition of states of matter

6. what is the metric system prefix for the quantity 0.000 001? a) centi - b) deci - c) kilo - d) micro-

Deffinition of density

Which chemical equation below is balanced correctly? 3LiOH + Fe (NO3) 3 yields LiNO3 + Fe (OH) 3 2NaCl + CaO yields Na2O + CaCl2 Zn + HCl yields ZnCl2 + H2 Mg + HCl yields MgCl2 + H2

Taking into account the vapor pressure of water, how many moles of hydrogen gas, n, are present in 345 ml at 752 torr and 29 ∘c? the value of the gas constant r is 0.08206 l⋅atm / (mol⋅k). you may also find the conversion

Calculate the number of moles in 9g of water

Which is the following closest to the thickness of a dime 3 kilometer, 3 milmeters 30 centimeter, or 30 meters

The advantage of excreting nitrogenous wastes as urea rather than as ammonia is that

Which molecule is a dipole? CH4 N2 CCl4 NO2 BF3

Calculate the enthalpy of the formation of butane, C4H10, using the balanced chemical equation and the standard value below: 4C (s) + 5H2 (g) = > C4H10 (g) Standard enthalpy of formation values: (Delta Triangle) H^0 of C (s) = - 393.

What volume of lead (of density 11.3 g/cm3) has the same mass as 330 cm3 of a piece of redwood (of density 0.38 g/cm3) ?