Unit 2 - Mixtures, Atomic Structure and Electrons

_________________ utilizes a stationary and a mobile phase to separate mixtures based on their affinity for each phase.

• filtration
• chromatography
• distillation
• osmosis

Which type of substance could be represented by this sample?

• compound

• diatomic element

• monotomic element

• mixture

Gatorade is an example of which type of matter.....

• element
• compound
• homogenous mixture
• heterogenous mixture

The substance in the mixture that has the greatest affinity for the mobile phase will travel

• fastest
• slowest

Type of mixture that has the SAME COMPOSITION in every part.

• Homogenous
• Heterogeneous

Carbon 14 has how many neutrons?

• 6
• 7
• 8
• 9

Carbon 14 has how many protons?

• 6
• 7
• 8
• 9

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

Tags

NGSS.HS-PS1-1

What subatomic particles would you find in the nucleus of an atom?

• Protons only
• Protons and Neutrons
• Neutrons and Electrons
• Protons and Electrons 

Tags

NGSS.HS-PS1-8

Which subatomic particles contribute the most to the mass of an atom?

• Protons, Neutrons, Electrons
• Protons only
• Protons and Electrons
• Protons and Neutrons