A compound is found to contain 9.227 % boron and 90.77 % chlorine by weight. To answer the questions, enter the elements in the order presented above.

1. What is the empirical formula for this compound?

2. The molecular weight for this compound is 117.16 g/mol. What is the molecular formula for this compound?

Mrs. smith ordered a root beer float (vanilla ice cream + root beer). mrs. smith noticed that the three states of matter (solid, liquid, and gas) all existed simultaneously in her root beer float. a. identify each phase of matter in the root beer float. b. describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? ) c. identify one phase change you would see in a root beer float and described what causes this change.

Your friend offers to show you an intrusive igneous rock. which of the following would you expect to see?

One way that radioactive waste is treated is by burying it in repositories. the repositories are found only in states with very low populations. true or false? a. trueb. false(also i meant to put high school but it put down middle school instead)