A sample of 0.3220 g of an ionic compound containing the bromide ion is dissolved in water and treated with an excess of silver nitrate, AgNO3. a) If 0.6964 g of silver bromide (AgBr) precipitate is formed, what is the percent by mass of bromine in original compound?
b) Does this technique (gravimetric analysis) determine the complete identity of the unknown substance? Why/ why not

Quickly ill give anyone brainliest plus free points if answered as a good rule of thumb, you should take a 15-minute break every while driving. a. 1 hour b. 2 hours c. 3 hours d. 4 hours

Love, which can’t be observed or measured directly, is an example of psychological construct

Lost with this question (ap psych) 1. kaylee has a phobia. she is so afraid of spiders and insects that she avoids most outdoor activities and even refuses to go in the basement of her own house alone. provide a reason for her behavior from each of the two perspectives: learning biological/evolutionary 2. cecil is a college student who has ocd. even though his apartment is spotless, he is extremely nervous because his girlfriend is visiting his home for the first time. he is now preoccupied with thoughts that the germs in his apartment will make his girlfriend sick. in order to reduce his anxiety, he is now counting his heartbeats aloud as he washes his hands. provide a reason for his behavior from each of the three perspectives: learning biological/evolutionary psychoanalytical