Chemistry

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The mass of a single zinc atom is 1.086 10-22 g. This is the same mass as A) 1.086 10-16 mg. ... Started by BRWH	1 Replies 72 Views	Aug 27, 2018 by verrinzo
What is the identity of element Q if the ion Q2+ contains 10 electrons? A) C B) O C) Ne D) ... Started by Chloeellawright	1 Replies 110 Views	Aug 27, 2018 by jlaineee
Why does the size of the transition elements stay roughly the same as you move across a period? ... Started by washai	3 Replies 82 Views	Aug 27, 2018 by kingfahad97
Convert 4 m to meters. A) 4 10-9 m B) 4 10-6 m C) 4 10-3 m D) 4 106 ... Started by theo	1 Replies 49 Views	Aug 27, 2018 by olderstudent
A chemist is given an unknown gas sample. Which observation describes a chemical property of the ... Started by cagreen833	1 Replies 45 Views	Aug 27, 2018 by bigcheese9
The average distance between nitrogen and oxygen atoms is 115 pm in a compound called nitric oxide. ... Started by dakota nelson	1 Replies 99 Views	Aug 27, 2018 by Bison
What is the chemical formula for magnesium hydride? A) MgH2 B) MgOH C) MgOH2 D) ... Started by mcmcdaniel	3 Replies 187 Views	Aug 27, 2018 by l.stuut
The chemical formula for lithium peroxide is A) LiOH. B) LiO2. C) Li2O. D) ... Started by kodithompson	1 Replies 60 Views	Aug 27, 2018 by nothere
Explain what the term mean free path describes. How does it change with decreasing pressure? What ... Started by jazziefee	1 Replies 76 Views	Aug 27, 2018 by tofugiraffe
The compound, Cu(N O2)2, is named A) copper nitrite(II). B) copper(I) nitrite. C) copper(I) ... Started by s.tung	1 Replies 192 Views	Aug 27, 2018 by aidanmbrowne
A chemist is given an unknown sample. Which of her observations is not a physical property? A) ... Started by bclement10	3 Replies 76 Views	Aug 27, 2018 by Ksanderson1296
Below is a list of successive ionization energies (in kJ/mol) for a period 3 element. Identify the ... Started by penguins	1 Replies 98 Views	Aug 27, 2018 by elizabethrperez
Cesium belongs to the ________ group of the periodic table. A) alkali metal B) alkaline earth ... Started by ishan	1 Replies 108 Views	Aug 27, 2018 by lin77x
In a(n) ________ bond, the electrons are shared unequally. A) ionic B) non-polar covalent C) ... Started by evelyn o bentley	1 Replies 199 Views	Aug 27, 2018 by ciecieme
Which of the following is a physical property of aspirin? A) Aspirin can moderate some heart ... Started by nevelica	3 Replies 107 Views	Aug 27, 2018 by amy.lauersdorf90
Convert 35 m3 to liters. A) 3.5 10-2 L B) 3.5 L C) 3.5 102 L D) 3.5 104 ... Started by CBme	1 Replies 43 Views	Aug 27, 2018 by leannegxo
38.325 lbs = ________ grams. (1 lb = 454 g) Fill in the blank(s) with correct ... Started by nramada	1 Replies 92 Views	Aug 27, 2018 by ricroger
Identify the most polar covalent bond. A) C-C B) C-H C) C-F D) ... Started by Cooldude101	1 Replies 99 Views	Aug 27, 2018 by mcomstock09
A fishing boat accidentally spills 3.0 barrels of diesel oil into the ocean. Each barrel contains 42 ... Started by ereecah	3 Replies 206 Views	Aug 27, 2018 by tuate
1-butanethiol, one of the compounds giving skunks their distinctive odor, freezes at -115.7C and ... Started by Alainaaa8	1 Replies 134 Views	Aug 27, 2018 by kingdude89
Identify the least polar covalent bond. A) C-C B) C-H C) C-F D) ... Started by clippers!	1 Replies 87 Views	Aug 27, 2018 by ghepp
Identify the ionic bond. A) C-S B) Na-F C) N-O D) F-F ... Started by jon_i	1 Replies 73 Views	Aug 27, 2018 by ambernicolefink
The element that corresponds to the electron configuration 1s2 2s2 is ________. A) lithium B) ... Started by bobbie	3 Replies 81 Views	Aug 27, 2018 by Li Jun
The complete electron configuration of silicon, element 14, is ________. A) 1s2 2s2 2p6 3s2 3p2 ... Started by kaid0807	1 Replies 134 Views	Aug 27, 2018 by laurnthompson
Which of the following elements is not a solid at room temperature? A) Ag B) Al C) Xe D) ... Started by sabina	1 Replies 99 Views	Aug 27, 2018 by Anonymous