when 38.0 ml of 0.1250 m h2so4 is added to 100. ml of a solution of pb(no3)2, a precipitate of pbso4 forms. the pbso4 is then filtered from the solution, dried, and weighed. if the recovered pbso4 is found to have a mass of 0.0471 g, what was the concentration of nitrate ions in the original solution?

All of the following are examples of service-learning opportunities except: a. donating time to senior citizen war veterans and writing a report about the experience for your u.s. history class. b. getting a part-time job at a habitat restoration center. c. reading to second-grade students as part of your assigned reading time for your english class. d. planting trees in your community and then discussing global warming in your science class.

If i got an 1040 on my psat, what are the chances of being able to get a 1400 on the sat. and are there any recommended ways to study.

Keep your choice of a major there is probably no single correct choice. a ) to yourself. b) in perspective. c) based solely on the expectations of others. d) all of the answer choices are correct.