How can some stars be bright yet cool (and vice versa) ?

Consider two solutions, one formed by adding 10 g of glucose (c6h12o6) to 1 l of water and the other formed by adding 10 g of sucrose (c12h22o11) to 1 l of water. are the vapor pressures over the two solutions the same?

B stands for what in elements?

How many days would it take for a crepe myrtle tree to grow 1 cm in height if it grows 3.38 feet per year?

5. What is the ratio of the mass to the number of moles of a compound? Responses A. A constant called Avogadro's number that applies to all compounds B. A constant called the molar mass that is specific to the compound C.

Water has many ways of wearing down rocks? true or false

Two compound samples are found to have the same mass percentages of the same elements. what can you conclude about the two samples

Sodium hypochlorite (Na xCl yO z) is the active ingredient in household bleach. A 250.0 g sample of sodium hypochlorite contains 77.2 g sodium, 119.1 g chlorine, and the remainder is oxygen. Calculate the empirical formula of sodium hypochlorite.

The tapeats sandstone in the grand canyon is an example of a clastic sedimentary rock. such clastic sedimentary rocks can be distinguished from biochemical sedimentary rocks by

An ice cube and a scoop of table salt are left outside on a warm, sunny day. Explain why the ice cube melts and the salt does not

Which atomic orbitals overlap to form the C-O bond of dimethyl ether, (CH3) 20? O c 2sp^3 + 2sp^3 OC 2sp^2 + 0 2p O c 2sp^2 + 0 25p^2 O C 2sp^3 + O 2sp?