Curve

What is "C"?

• solid

• melting

• vaporization

• gas

• liquid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Where on the heating curve are intermolecular forces beign broken?

Tags

NGSS.MS-PS1-4

What type of matter is this graph about? ( hint: look at title)

• Sodium chloride (NaCl)

• Water (H₂O)

• Heat

• Energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

what is happening along arrow H?

Tags

NGSS.MS-PS1-4

Where is heat going in ( endothermic) ?

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What phase of matter is occuring at C?

Tags

NGSS.MS-PS1-4

When does NaCl melt? What is the melting point?

• 100 C

• 451 C

• 801 C

• 1465 C

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Where are intermolecular forces the highest?

Tags

NGSS.MS-PS3-4

Based on the solubility curve, how many grams of sugar will dissolve in a 100 mL of water at 20°C?

• 100 g

• 150 g

• 200 g

• 250 g

Tags

NGSS.MS-PS1-2

What conclusion can be made using this solubility curve?

• Decreasing temperatures always increases solubility 

• Increasing temperatures always increases solubility

• Increasing temperatures usually increases solubility

• Temperature has no affect on solubility