Answer:
In the case of water, an object with a density less than 1 g/cm3 will float. The closer its density is to 1 g/cm3, the more of it will sit below the water level.
Explanation:
Whether an object will float or sink is dependent on its density, and on the density of the liquid it is placed in.
Divide by 1000
145÷1000=0.145
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Answer: produces hydronium ions (H 3O +) as follows: Chemists often simply call this the hydrogen ion, and use the notation H + (aq) as shorthand for the H 3O + (aq) ion.
Explanation:
i can not understand the question. There seems to be missing info
Periods go left to right or horizontally. Groups are a name for the vertical columns in a periodic table. Each column is called a group. The elements in each group have the same number of electrons in the outer orbital.