Aqueous hydrobromic acid (HBr) reacts with aqueous aluminum hydroxide to yield water and aqueous aluminum bromide. What are the coefficients to balance this equation?1) 2,1,1,22) 2,1,2,13) 3,1,3,14) 1,1,1,1

Which of the dna typing techniques do you think you would choose if you had to analyze a dna sample? why?

Akno3 solution containing 51 g of kno3 per 100.0 g of water is cooled from 40 ∘c to 0 ∘c. what will happen during cooling?

Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt