Answer:
D. bromine
Explanation:
Highest electronegativity in the period has element closest to the *A group
K Ca Cu Br
D = m / V
D = 2790 g / 205 mL
D = 13.60 g/mL
Answer:
Plasma.
Explanation:
The three common forms of matter are liquids, solids, and gases.
Answer:
Density
Explanation:
The density of an irregularly shaped object can be obtained by weighing it and then drooped int a graduated cylinder; observing the change in volume.
The density is the calculated as;
Density = Mass / Change in volume
where;
Change in volume = Final Volume - Initial Volume