Chemistry, 28.01.2020 09:31, maddyrose814
Sodium chloride is made up of clear, colorless crystals. a solution of sodium chloride in water is a good conductor of electricity. which statement describes sodium chloride?
it is made up of ions that are held together by ionic bonds.
it is made up of atoms that are held together by metallic bonds.
it is made up of atoms that are held together by covalent bonds with equal sharing of electrons.
it is made up of atoms that are held together by covalent bonds with unequal sharing of electrons.
Answers: 1
Chemistry, 21.06.2019 16:50, nnaomii
What is the composition, in atom percent, of an alloy that consists of 4.5 wt% pb and 95.5 wt% sn? the atomic weights for pb and sn are 207.19 g/mol and 118.71 g/mol, respectively.(a) 2.6 at% pb and 97.4 at% sn(b) 7.6 at% pb and 92.4 at% sn(c)97.4 at% pb and 2.6 at% sn(d) 92.4 at% pb and 7.6 at% sn
Answers: 2
Chemistry, 21.06.2019 22:30, Aidanjsauer
Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.
Answers: 2
Chemistry, 22.06.2019 16:00, sassy11111515
The chemical equation below shows the reaction of sodium (na) and chlorine (cl) to form sodium chloride (nacl). 2na + cl2 → 2nacl in this equation, which of the following is a reactant? i. sodium ii. chlorine iii. sodium chloride
Answers: 1
Sodium chloride is made up of clear, colorless crystals. a solution of sodium chloride in water is a...
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