Anna tests the melting point of a certain sample of Potassium alum/tawas. It starts melting at 91 degree Celsius and melts completely until the temperature is 92.5 degree Celsius. According to a data, the melting point of potassium is 92.5 degree Celsius. The sample is _________.
a.Mixture
b.Pure Substance
c.Element
d.Solution
a.Mixture
b.Pure Substance
c.Element
d.Solution
Answers & Comments
Answer:
Answer. A.mixture D. solution