Which of the following is true concerning gamma radiation?

A. The mass number of the radioisotope decreases by four.

B. The atomic number of the radioisotope decreases by two.

D. Neither the mass number nor the atomic number changes.

Carbohydrates, more commonly known as sugars, are made up of carbon, oxygen, and hydrogen atoms. the smallest unit of a carbohydrate is a monosaccharide. two monosaccharides make up a disaccharide, and many monosaccharides make up a polysaccharide.

An automobile engine is 2.60 liters how many cubic inches is this

Compounds that can act as either an acid or a base are called?

3 ways to make a solute dissolve faster

P⁻³ electronic structure

Potassium chloride, kcl, sodium sulfate, na2so4, glucose, c6h12o6, carbon dioxide, co2 and ammonium phosphate, (nh4) 3po4, are soluble in water.

Use the periodic table to select the element from the drop-down menu that has the correct relative electronegativity.

List the symbols for all the elements with electron configurations that end as follows. Each n represents an energy level.

Why is it necessary for the measuring devices to be clean

Copper consists of two naturally occuring isotopes. their masses are 62.930 amu and 64.928 amu. calculate their abundances.