The thermochemical equation for the reaction of pentane and oxygen is shown below. what does the equation tell you about the reaction endothermic, high activation, exothermic, or low activation

Llama have 74 chromosomes how many chromosomes will they be found in their gametes explain how you know

According to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? view available hint(s) according to the valence shell electron pair repulsion (vsepr) theory, a molecule that has four electron groups around the central atom will exhibit what electron geometry? trigonal bipyramidal tetrahedral square planar determination of electron geometry requires information on whether the electron groups are lone pairs or bonding groups.

Can someone me with 3 and 4 plz. this is for masteries test.