Question 52 pts Identify which of the following statements that are true of buffer solutions: 1) A buffer solution could consist of equal concentrations of ammonia and ammonium bromide. 2) A buffer solution could consist of equal concentrations of perchloric acid (HClO4) and sodium perchlorate. 3) A buffer solution will change only slightly in pH upon addition of small amounts of acid or base. 4) If you add NaOH to a buffer solution containing benzoic acid (C6H5COOH) and sodium benzoate (NaC6H5COO), the species that reacts with added hydroxide ion is the benzoate ion

Heat flow inside earth activity i chose chemistry cause there is no science alert! the newspaper has been hacked, and all of the headlines have been changed to reflect old legends. it is your task to make sure they are corrected. choose one of the newspaper headlines. you will rewrite the headline and a one-to-two-paragraph article to make the news scientifically correct. be sure to include the following in your corrected newspaper article: new title reflecting correct information detailed information about the processes and tectonic plate interactions that are causing the geological event to occur real-world example of where to find the geological event on earth (picture and location) also review the grading rubric before you begin.

What overall charge must all compounds have

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3 -> a2cr(no3)3 + a3ag2so4