Sodium chloride (NaCl), whose only changes about 5g/100mL water over that entire range 100°C)
The main difference between concentration and density is that concentration refers to how much of a substance is present in a mixture, whereas density refers to the mass of a substance per unit volume.
The number of electrons in an atom's outermost valence shell governs its bonding behaviour. Elements whose atoms have the same number of valence electrons are grouped together in the Periodic Table. ... Nonmetals tend to attract additional valence electrons to form either ionic or covalent bonds.
Galileo was the first scientist to measure speed as distance over time.
Answer:
7. .........................
