SAT Subject Test Chemistry,10 edition
points than ionic compounds. 35 . E The atomic radius of an atom increases down a group because the ato ...
41 . E The first ionization energy is the energy required to completely remove an electron from an atom ...
H 2 O forms a bent structure; CH 4 and NH 4 + are tetrahedral. 47 . A To determine the order of the react ...
50 . C In an electrochemical cell, oxidation (increase in oxidation number) occurs at the anode. The oxidation ...
2 × 0.20 M = 0.40 M = 0.40 mol/L. In 2.5 L of the solution, there are 2.5 L × 0.40 mol/L = ...
60 . E An endothermic reaction would have ∆H° reaction >0. The relevant balanced equation is: 2 C 8 ...
heating, 33.632 grams, from the mass of crucible, cover and sample after heating, 33.376 grams. 33.632 gr ...
68 . E A catalyst cannot change the position of an equilibrium, the equilibrium constant K, the ∆G°, or th ...
Glossary Absolute zero The temperature at which all substances have no thermal energy; 0 K or –273.15°C. Absorpt ...
Activated complex The transition state of a reaction in which old bonds are partially broken and new bonds ...
Alkenes Hydrocarbons with at least one carbon-carbon double bond. Their general formula is CnH 2 n. Alkynes Hyd ...
Anode The electrode at which oxidation occurs. Compare to cathode. Aqueous solution A solution in which water ...
The number of protons in a given element. Atomic orbital The region of space around the nucleus in an atom in ...
An equation for a chemical reaction in which the number of atoms for each element in the reaction and the ...
The energy required to break a nucleus apart into its constituent neutrons and protons. Bohr model The model ...
A solution containing a weak acid and its salt (or a weak base and its salt); which tends to resi ...
Increasing a reaction rate by adding a substance (the catalyst) not permanently changed by the reaction. ...
Closed system A system that can exchange energy but not matter with its surroundings. Colligative properties Thos ...
A covalent bond in which both electrons of the bonding pair are donated by only one of the bonded atoms ...
Daniell cell An electrochemical cell in which the anode is the site of Zn metal oxidation, and the cathode is ...
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