Which of the following element combinations will likely form polyatomic ions?

cesium and chlorine

oxygen and carbon

sodium and bromine

xenon and neon

How is a battery and a banana the same when considering energy?

What is the correct chronological order of scientists contributing to the modern periodic table? Lavoisier, Newlands, Moseley, Dobereiner, and Mendeleev Lavoisier, Dobereiner, Newlands, Mendeleev, and Moseley Moseley, Mendeleev, Newlands,

Solid lithium and iodine gas are formed by decomposition of solid lithium iodide. write a balanced chemical equation for this reaction.

Bromine (Br2) is produced by reacting sea water with chlorine (Cl2) by the following reaction. What mass of Cl2 (in kg) is needed to produce 1.0 kg of Br2?

The average atomic mass listed in the periodic table indicates the mass of the

True or False: Gases have a definite shape and volume. True False 2. What happens to the kinetic energy of particles when a substance changes from a liquid to a solid? Decreases Stays the same Increases

Some skin creams claim that they are "pH balanced" yet do not have a pH of 7. what do the manufacturers mean by "pH balanced"

Some coastal regions of the world have cooler summers and warmer winters than inland regions at the same latitude. What accounts for this difference in climates? A. Coastal areas receive more sunlight. B. The ocean moderates air temperatures. C.

What's the difference between Mixture and Solution?

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