Answer:
wave length=speed/frequency
=345/229
Answer:
16G = 1 mole ; then 4G = how many moles? 4/16 = 0.25 mole; That means 4 grams of oxygen is 0.25 moles.
Answer:
C. Ball A is the densest because it sank to the bottom of the liquid.
Density is mass over volume
Density = 106g/23cm³ = 4.6g/cm³
Answer:
NaHCO₃
Explanation:
NaHCO₃ is the chemical formula for sodium bicarbonate or baking soda. It has one sodium atom, one hydrogen atom, one carbon atom, and three oxygen atoms.
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