Which statements are part of the safety protocol for this lab experiment? Check all that apply. Wear appropriate clothing for this activity (safety goggles, apron, gloves, etc.). Check all glassware for chips and cracks. Ice baths must be maintained at –80°C. Behave in a way that is purposeful. Antacid solution must be disposed of in a biological waste container. Report all accidents to the teacher.

Which continents lie only in the northern hemisphere

Which of the following statements about pesticides and residue is false? a. most conventionally grown produce has detectable levels of pesticides when purchased from the store.b. the us government has determined that small levels of pesticides in produce is safe for humanconsumption.c. organic produce always will be pesticide-free.d. farm workers, children, and pregnant women are at greatest health risk from pesticides. select the best answer from the choices provided.

Compounds which are found naturally in the earth are called: a. ores b. composites c. rocks d.minerals