Calcium (Ca) has been a 2+ charged ion, this means that Your
It donated (lost) 2 electrons
It accepted (gained) 2 electrons
It donated (lost) 4 electrons
lt accepted (gained) 4 electrons

Which of the following is an example of negative reinforcement? a.marty knocks over his mother's prize fern so she gives him a time out. b.gwen mows the lawn and her dad takes her out for ice cream. c.tara takes an aspirin, and her headache begins to go away. d. peter comes in late from his lunch and is fired from his job.

The average act score follows a normal distribution, with a mean of μ = 21.1 and a standard deviation of σ = 5.1. what is the probability that the mean iq score of 50 randomly selected people will be more than 23? 0 1 0.9958 0.3547 0.0042

What are 3 traits that ruth may price has in the poisonwood bible? how has she adapted to the new situation? what effect has she had on others?