Which is most likely true about electronegativity?
it tends to be the same across a period.
it tends to be the same down a group.
it tends to increase across a period.
it tends to increase down a group.

Boxing gloves are padded to lessen the force of a blow. (a) calculate the force exerted by a boxing glove on an opponent’s face, if the glove and face compress 7.50 cm during a blow in which the 7.00-kg arm and glove are brought to rest from an initial speed of 10.0 m/s. (b) calculate the force exerted by an identical blow in the gory old days when no gloves were used and the knuckles and face would compress only 2.00 cm. (c) discuss the magnitude of the force with glove on. does it seem high enough to cause damage even though it is lower than the force with no glove?

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?

More solar radiation is absorbed by earth’s surface than by