Chemistry

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Which of the following does not sublime? A) mothballs B) iodine crystals C) salt D) dry ... Started by chandani	3 Replies 109 Views	Aug 27, 2018 by lorealeza
How many dots will appear in the Lewis dot structure for an element from in Group 1A of the periodic ... Started by aabwk4	1 Replies 86 Views	Aug 27, 2018 by FergA
Why do chemists use the Lewis symbols to represent chlorine and sodium rather than drawing the ... Started by fnuegbu	1 Replies 58 Views	Aug 27, 2018 by JaynaD87
Which of the following is not a solid at 0 C? A) salt B) carbon dioxide C) sugar D) ... Started by jhjkgdfhk	1 Replies 89 Views	Aug 27, 2018 by kthug
When a freshly cut piece of sodium metal, Na, is dropped into a flask with chlorine gas, a violent ... Started by storky111	3 Replies 193 Views	Aug 27, 2018 by ong527
Which of the following statements about London forces is correct? A) London forces are also ... Started by karateprodigy	1 Replies 146 Views	Aug 27, 2018 by AngeliqueG
To prepare 500. mL of 0.5 M NaCl from a stock of 2.0 M NaCl one needs to ________. A) dilute 125 ... Started by CQXA	1 Replies 164 Views	Aug 27, 2018 by CourtneyCNorton
Which of the following does NOT involve chemistry? A) creating materials for computers B) ... Started by mynx	1 Replies 61 Views	Aug 27, 2018 by sultana.d
25 mL of a 0.1 M NaCl solution contains ________ g of NaCl. A) 0.0025 B) 0.15 C) 2.5 D) ... Started by Lisaclaire	3 Replies 160 Views	Aug 27, 2018 by mcinincha279
When ions arrange themselves in an orderly structure, that structure is known as a A) crystal. ... Started by aabwk4	1 Replies 203 Views	Aug 27, 2018 by ynlevi
A biochemist is hired by a pharmaceutical firm to synthesize a medical remedy for cancer. This ... Started by rlane42	1 Replies 136 Views	Aug 27, 2018 by C.mcnichol98
200. mL of a 0.100 M NaCl solution contains ________ g of NaCl. A) 1.17 B) 11.7 C) 117 D) ... Started by vHAUNG6011	1 Replies 106 Views	Aug 27, 2018 by chereeb
A chemist employed by an airplane manufacturer investigates new adhesives for the purpose of ... Started by SGallaher96	3 Replies 77 Views	Aug 27, 2018 by Benayers
The woman who shared the 1988 Nobel prize in physiology and medicine and who in 1991 became the ... Started by SGallaher96	1 Replies 94 Views	Aug 27, 2018 by vseab
The main reason why carbon tetrabromide is a solid at room temperature when compared to carbon ... Started by Themember4	1 Replies 104 Views	Aug 27, 2018 by kthug
500 mL of a 0.4 M calcium nitrite contains ________ moles of calcium ions and ________ moles of ... Started by tfester	1 Replies 151 Views	Aug 27, 2018 by kingfahad97
MRI A) is a noninvasive diagnostic technique. B) is nuclear magnetic resonance imaging scans of ... Started by Evvie72	3 Replies 100 Views	Aug 27, 2018 by beccamahon
Which of the following chemical substances would you expect to exhibit hydrogen bonding? A) ... Started by fasfsadfdsfa	1 Replies 86 Views	Aug 27, 2018 by ladyjames123
Mass is A) the measure of the amount of space that matter occupies. B) the measure of the amount ... Started by sammy	1 Replies 170 Views	Aug 27, 2018 by elyse44
500 mL 0.4 M aluminum nitrate solution contains ________ moles of aluminum ions and ________ moles ... Started by anjilletteb	1 Replies 203 Views	Aug 27, 2018 by InfiniteSteez
A sodium ion is A) Na+. B) Na2+. C) Na-. D) Na2-. ... Started by nautica902	3 Replies 60 Views	Aug 27, 2018 by Christopher
A iodide ion is A) I+. B) I2+. C) I-. D) I2-. ... Started by craiczarry	1 Replies 36 Views	Aug 27, 2018 by yuyiding
Which of the compounds below has a large permanent dipole? A) methane B) hydrogen C) acetone ... Started by ts19998	1 Replies 61 Views	Aug 27, 2018 by yasmina
Which of the following does not have a dipole? A) carbon tetrachloride B) acetone C) ammonia ... Started by ap345	1 Replies 99 Views	Aug 27, 2018 by Awesome
10.0 mL of 0.50 M sulfuric acid neutralizes ________ mL of 0.50 M magnesium hydroxide solution. ... Started by melly21297	3 Replies 237 Views	Aug 27, 2018 by 6ana001