One gram is approximately equal to the mass of which of the following? One dry kidney bean
One cup of water
O One head of lettuce
One snap pea

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

The two naturally occurring isotopes of chlorine are 35cl (34.969 amu, 75.77%) and 37cl (36.966 amu, 24.23%). the two naturally occurring isotopes of bromine are 79br (78.918 rm amu, 50.69%) and 81br (80.916 amu, 49.31%). chlorine and bromine combine to form bromine monochloride, brcl. 1. how many peaks will be present in a mass spectrum for brcl? the four combinations of molecule possible given these four isotopes are: 81br37cl, 81br35cl, 79br37cl, and 79br35cl. 2. what are the masses of the four different brcl molecules? express the masses using six significant figures, in decreasing numeric order (highest to lowest), separated by commas.

Is the idea of spontaneous generation supported by redi's experiment? justify your answer in 2-3 sentences?