Answer: D, splitting water into hydrogen and oxygen is a chemical change.
LBr is ionic compound because k for potassium is metal which means it’s on the left side of the periodic table and Br which is bromine is a non metal which means is on the right side of the periodic table.
In Conclusion when a non metal and metal come together the are called ionic compound
Answer:
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Answer:
all matter (everything) is made of the elements on the periodic table
Explanation:
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C = m
------
V
50.0 mg/mL = mass
---------------
425 mL
mass = 50.0 * 425
mass => 21250 mg
