The electron affinity of an atom typically depends on the

A. mass of the atom's nucleus.

B. number of electrons already present in the atom.

C. number of neutrons in the nucleus of the atom.

D. availability of an unfilled orbital in the atom.

Give the ion notation for an atom with 34 protons and 36 electrons

How does an atom change if all of its electrons are removed? the atom's volume increases. the atom's mass increases. the atom becomes positively charged. the atom becomes negatively charged.

When carbon is burned in air, it reacts with oxygen to form carbon dioxide. When 19.2 g of carbon were burned in the presence of 61.2 g of oxygen, 10.0 g of oxygen remained unreacted. What mass of carbon dioxide was produced

A banana split contains 1.12 million calories. What is the energy value in kilojoules? a. 1.12 kJ b. 4.686 x 10^3 kJ c. 4686 kJ d. 2.68 x 10^5 kJ e. 268 kJ

6. Substance through which current can flow without change in its composition is called: A. Semi-conductor B. Insulator C. Resistor D. Conductor

When molecules of water vapor in the air come into contact with a cold can of soft drink, they lose energy, slow down, and form a liquid due to a decrease in ___.?

When a beta particle is released from a nucleus of an atom: the number of electrons in the atom is increased the number of protons in the nucleus is increased the mass number of the nucleus decreases by one the mass number of the nucleus increases

In any engineering design problem, the first step is to understand the problem and identify one or more possible solutions.

Which describes the burning of fossil fuels

Which activity is most likely involved with the study of electrochemistry? combining acetic acid with zinc metal adding sodium hydroxide to sulfuric acid placing zinc and copper in an electrolyte mixing sugar crystals and water in a beaker