Which of these statements is most likely to be part of a safety contract? loose clothing and jewelry are permitted in the lab as long as no toxic chemicals are being used. safety goggles must be worn during all laboratory activities. an emergency eyewash station should be set up next to each lab table before each lab session.

Suppose a lab group reports a ppercent yield of sand of 105. is it really possible to collect more sand than was originally represented? what is the possible explanation for the extra product?

Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘

Which element is least likely to undergo a chemical reaction