Which of the following is not a fundamental particle

2) Neutron

1) Proton

3) a-particle

4) Electron

Cooking chicken in a oven is physical change or chemical change

What percentage of visible stars are closer to Earth than the sun?

A 1.1 mole sample of Kr has a volume of 371mL. How many moles of Kr are in a 2.85L sample at the same temperature and pressure

Which of the following methods can be used to remove water from a mixture of sand and water? A. Centrifuge B. Filtration C. Floatation D. Magnetism

Molecular bonding cannot occur without ... electrons, sunlight, protons, or neutrons?

Green plants take in water (H2O) and carbon dioxide (CO2) and produce glucose (C6H12O6) and oxygen gas (O2). Calculate the molar masses of carbon dioxide, glucose, and oxygen gas.

Are 3 eggs the same quantity as 3 dozen eggs?

What is an empirical formula? O A. The chemical formula that reveals how the molecule actually exists in nature O B. The chemical formula that is written in terms of percent composition O C.

What part of an original isotope's number of atoms remains after two half lives?

What gas has formed when bubels form when water is boiled?