The weather behind a cold front is dominated by which of the following?

In chemistry, what is the definition of the term salt? a compound consisting of an anion from an acid and a cation from a base a compound that ionizes in water to form a neutral solution a compound that receives hydrogen ions in an acid-base

An unidentified compound contains only phosphorous and fluorine, meaning we could write its formula as PxFy. Heating 0.2324 g of the compound in a 378-mL container converted all of it to gas with a pressure of 97.3 torr at 77°C.

Test to determine whether or not a hypothesis is supported

Choose the atom with the largest atomic radius. CI, S, Na, SI

Members of which group easily lose an electron to form a + 1 cation?

Which of the following does NOT occur at a subduction zone? A. The leading edges of both plates are bent downward. B. Oceanic crust is pushed down into the mantle. C. One oceanic plate moves into another oceanic plate. D.

4. What structural characteristics do all hydrogen atoms have in common?

Which of the following would be a result of increased solar activity? A. Longer winters B. Warmer-than-normal sea surface temperatures C. Colder-than-normal sea surface temperatures D. Shorter summers

The electron configuration of an element is 1s22s22p63s23p64s1. why is this a representative element?

Why is scientific notation important in chemistry?