What is the oxidation number for sodium?

A

2-

B

1+

C

2+

D

1-

A high amplitude sound wave can best be compared to a? short hill. tall hill. tightly coiled spring. stretched-out spring.

Which correctly lists three characteristics of minerals? solid, crystal structure, definite chemical composition organic, crystal structure, definite chemical composition human-made, solid, organic crystal structure, definite chemical composition,

Is this true or false? A decomposition reaction is the opposite of a synthesis reaction?

A solution of malonic acid, H2C3H2O4, was standardized by titration with 0.1000 M NaOH solution. If 21.09 mL of the NaOH solution were required to neutralize completely 12.

Which best represents a reaction mechanism? A → A A + B→ reactants A + B → = products A + A → = A + A

Which ionic compound is water soluble? A. cuS B. NH4NO3 C. SrSO4 D. ZnF

What is part of an experiment that is not being tested and is used for comparison

Is hydrogen sulfide a heterogeneous mixture solution compound or element?

Explain why people who like to stay cool on a hot summer day prefer to wear white clothing?

Which of these is a chemical property? A. Mercury is a dense liquid. B. Iodine vapor has a purple color. C. Aluminum is a very conductive metal. D. Ice melts at 0°C. E. Iron rusts in wet weather.