Which of the following statements regarding grignard reagents are true? grignard reagents decompose rapidly in anhydrous ether solutions. once prepared , a grignard reagent can be easily stored, and need not be used quickly. a grignard reagent contains electrophilic carbon. grignard reagents tend to act as bronsted acids. the grignard reagent is an example of an organometallic compound.

What is the social order of the ancient river valley civilization of mesopotamia?

Why are committees necessary in congress?

Astudy that involves interviews of adults is eligible for expedited review. the researcher wants to add an adolescent population (aged 12 to 17) to the study and has designed a parental permission and assent process. no additional changes are planned. which of the following statements about review of the revised protocol is accurate? the research would only be eligible for expedited review if the adolescents are capable of understanding the same consent forms used for the adult population.the research would only be eligible for expedited review if the adolescents have been declared to be emancipated minors.the new research would need full review by a convened irb because children are a protected population.unless the nature of the questions would raise the level of risk to > minimal for adolescents, the research would still qualify for expedited review.