Which of the following general statements about earth's atmosphere is not true?
a. atmospheric scattering of light explains why our daytime sky is bright and blue.
b. the nitrogen and oxygen in earth's atmosphere keep the surface pleasantly warm.
c. even in low-earth orbit, some atmospheric gas is still present.
d. atmospheric pressure decreases with altitude.

Acamcorder has a power rating of 17 watts. if the output voltage from its battery is 7 volts, what current does it use?units:

How many moles of gas are present if p=11 atm, v=12l, t=185k?

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of tthe table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 9 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.