What are some chemical equations that follow the law of conservation of matter and why?

What is the maximum possible number of electrons in a ground-state carbon atom that have ml = 0?

2. What is the difference between a formula unit for an ionic compound and a molecular formula for a molecule?

According to vsepr theory, molecules adjust their shapes to keep which of the following as far apart as possible? a. inner-shell electrons b. the electrons closest to the nuclei c. mobile electrons d. pairs of valence electrons

When an antimicrobial agent permanently denatures proteins thus preventing renaturation to their native states it is considered: Select one: a. bacteriostatic b. bacterial lysis c. an inhibitor of growth d. bactericidal

One way to ensure that scientific claims are valid is to analyze who is presenting the information: only trust information presented by those who are experts or have the proper credentials. True False

Magnetism easily separates what mixture? A). Sand and glass B). Sand and iron C). Sand and clay D). Sand and aluminum

Match the science with the best description?

Can magnetism be used to identify a substance

Nitrogen dioxide dimerizes to give dinitrogen tetroxide: 2NO2 (g) → N2O4 (g). At 298 K, 12.55 g of an NO2/N2O4 mixture exerts a pressure of 0.963 atm in a volume of 6.92 L. What are the mole fractions of the two gases in the mixture?

What is the concentration of a solution, in gsolute/100gsolvent, made using 2.83 g of KNO3 in 2.03 g of H2O? Do not include units in your answer.