Multiple Choice
The only way one can change an element to another is via ________.
A) a chemical change
B) a physical reaction
C) a nuclear transformation
D) applying heat
Correct Answer:
Verified
Correct Answer:
Verified
Q45: Match the element with its symbol.<br>-Phosphorus<br>A)Po<br>B)Pd<br>C)Pt<br>D)K<br>E)Pu<br>F)Pa<br>G)P
Q46: Evaporated ethanol can be isolated by cooling,
Q47: Which of the following represents a physical
Q48: Match the definition with its term<br>-Baking bread<br>A)model<br>B)law<br>C)hypothesis<br>D)experiment<br>E)chemical
Q49: Match the definition with its term<br>-A strong
Q51: The chemical compounds CO and CO₂ have
Q52: Match the event with its name of
Q53: Match the element with its symbol.<br>-Nobelium<br>A)N<br>B)Ne<br>C)Nd<br>D)Ni<br>E)No
Q54: Match the event with its name of
Q55: Match the substances with their classification.<br>-Oil-vinegar salad