bre: 1073/2900 Resources A sample of metal has a mass of 24.02 g, and a volume of 5.02 mL. What is the density of this metal? g/cm privacy policy terms of use contact us hele MacBook Pro

What type of mutagens come from inside the body?

If the bright lines in the spectrum of oxygen are matched by lines in the dark-line spectrum of the sun, what does that indicate? A. The gaseous outside of the sun contains oxygen. B. There is no oxygen in the sun. C.

For the reaction at equilibrium: 2 NO (g) + O2 (g) = 2 NO2 (g) which change will increase the amount of NO2 (g) ? 1) add NO gas 2) remove NO gas 3) add a catalyst 4) remove O2 gas 5) add NO2 gas

Using an extinction coefficient of 15,000 M-1cm-1, calculate the concentration (in mM) of a molecule with an absorbance value of 0.200. You can assume the standard cuvette pathlength of 1 cm.

Boron is one position to the left of carbon on the periodic table. the atomic number of carbon is 6. given its position on the periodic table, what is the atomic number of boron

The reaction of methane with water to form carbon dioxide and hydrogen is non - spontaneous at 298 k. at what temperature will this system make the transition from non-spontaneous to spontaneous? the data refer to 298 k.

The sedimentary rock formed when water deposits tiny particles of clay in very thin flat layers is called? a. gymsum b. shale c. limestone d. calcite

What change into velocity

Would you expect the h atoms to remain bonded to each other, or would the molecule fall apart?

Conductivity in a metal results from the metal atoms having (1) high electronegativity (2) high ionization energy (3) highly mobile protons in the nucleus (4) highly mobile electrons in the valence shell