Answer:
The following formula is used to calculate the speed or velocity of a wave. V = f * w Where V is the velocity (m/s) f is the frequency (hz)
Base + Acid = Water + Salt
It makes salt water... water and potassium sulfate
Balanced rxn is:
2KOH + H2SO4 = 2H2O + KSO4
Answer:
Measuring its density and comparing your result to a list of known densities, or other properties that give you useful info
Explanation:
You can use observations about substances to form a hypothesis about the substance by comparing it to others. Ex: if something is magnetic it must be made of one or more of the elements iron, cobalt, or nickel.
Answer:
Ca^+2
Explanation:
Hence, the correct option is A.