Chemistry, 29.04.2021 21:00 andrwisawesome0
Match each vocabulary word with the correct definition.
1. substance composed of two or more different types of atoms
atom
2. smallest particle of matter still retaining the same chemical and physical properties
ion
3. substance that is made from only one type of atom
organic
4. a chemical compound which contains carbon
compound
5. charged atom or particle
element
6. substance in a solution that is dissolved
reactant
7. substance in a solution that does the dissolving
solute
8. a starting substance in a chemical reaction
solvent
i need them in the correct order can you help me please
Answers: 2
Chemistry, 21.06.2019 16:30
In which direction will the following reaction go if the standard reduction potentials are 0.80 v for ag/ag+ and –0.44 v for fe/fe2+? ag+ + fe → ag + fe2+ a.)forward b.)the reaction cannot occur. c.) not enough information is given. d.) reverse
Answers: 1
Chemistry, 22.06.2019 05:00
1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false
Answers: 3
Chemistry, 22.06.2019 07:30
11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg
Answers: 3
Match each vocabulary word with the correct definition.
1. substance composed of two or more diffe...
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