Which scientist won the nobel prize for discovering the electron?

a. dalton

b. democritus

c. lavoisier

d. thomson

Suppose you take a piece of hard wax from an unlit candle. After you roll the wax between your fingers for a while, it becomes soft. What State of matter is the softer wax? Is it possible for wax to change without changing state

Why is H2CO3 → H2O + CO2 decomposition?

Which one of the following statements is NOT a correct statement of the Law of Conservation of Mass? a) The mass of a system is conserved in a chemical reaction. b) The mass cannot be created or destroyed by chemical reactions.

What is 1 third divided by 5

If corn oil is used to make soap what is the chemical formula of the most abundant soap

Why do metals tend to lose electrons to form positive ions? A) They hold on tightly to electrons. B) A metals atom loses its few valence electrons to form a full octet.

2. To what volume will you have to dilute 20.0 ml of a 8 M HCl solution to make a 0.35 M HCI solution?

A pure titanium cube has an edge length of 2.84 in how many titanium atoms does it contain? titanium has a density of 4.50g/cm3.

Select the group of organelles that is common to both plant cells and animal cells. A. nucleus, cytoplasm, ribosomes, chloroplasts B. cell wall, ribosomes, cell membrane, mitochondria C. cytoplasm, mitochondria, cell wall, nucleus D.

What is a jet stream?