Which is a characteristic of the part of the atom marked “A”? •it contains most of the mass
•it is negatively charged
•it is mostly empty space
•it is composed of electrons

Agas in a balloon at constant pressure has a volume of 160 ml at -125*c. what is its volume at 29.0*c?

Draw metallic bonding if two copper

Select the correct answer a modure consists of glucose and water. what is the percent composition of glucose in the mixture if it contains 1.3 moles of glucose (cho total mass of the mature is 276 grams? ) and the a 1775