Chemistry

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The correct name of H2CO3 is ________. A) hydrogen carbide B) hydrogen carbonate ion C) ... Started by Kikoku	1 Replies 99 Views	Aug 27, 2018 by angrybirds13579
The cumulative result of carbon dioxide, methane, and ozone in the troposphere on atmospheric ... Started by arivle123	1 Replies 88 Views	Aug 27, 2018 by Shshxj
What is the coefficient of Fe3+ when the following equation is balanced? CN- + Fe3+ CNO- + Fe2+ ... Started by rl	1 Replies 280 Views	Aug 27, 2018 by emily12345
Which of the following is not classified as a nanomaterial? A) isoprene B) buckminsterfullerene ... Started by Chelseaamend	3 Replies 103 Views	Aug 27, 2018 by nathang24
How much heat is absorbed/released when 20.00 g of NH3(g) reacts in the presence of excess O2(g) to ... Started by Chelseaamend	1 Replies 130 Views	Aug 27, 2018 by jazzlynnnnn
The properties of graphene include ________. A) high strength B) low thermal conductivity C) a ... Started by jayhills49	1 Replies 69 Views	Aug 27, 2018 by rachel
Which of the following ions will act as a weak base in water? A) HS- B) F- C) NO2- D) ClO- E) ... Started by asmith134	1 Replies 47 Views	Aug 27, 2018 by Jadwiga9
Which transformation could take place at the anode of an electrochemical cell? A) Cr2O72- Cr2+ ... Started by burchfield96	3 Replies 132 Views	Aug 27, 2018 by nmyers
The pressure exerted by a column of liquid is equal to the product of the height of the column times ... Started by Pineapplelove6	1 Replies 107 Views	Aug 27, 2018 by samiel-sayed
The most common oxidation state of silicon is ________. A) -4 B) +2 C) +6 D) -2 E) ... Started by kwoodring	1 Replies 141 Views	Aug 27, 2018 by bfulkerson77
Resonance structures differ by ________. A) number and placement of electrons B) number of ... Started by kodithompson	1 Replies 113 Views	Aug 27, 2018 by bfulkerson77
What color of visible light has the longest wavelength? A) blue B) violet C) red D) yellow E) ... Started by Kthamas	3 Replies 189 Views	Aug 27, 2018 by amynguyen1221
The formula for potassium sulfide is ________. Fill in the blank(s) with correct ... Started by Deast7027	1 Replies 108 Views	Aug 27, 2018 by nmyers
Of the following, ________ radiation has the shortest wavelength and ________ radiation has the ... Started by arivle123	1 Replies 215 Views	Aug 27, 2018 by Ptupou85
Which gaseous sulfur compound combines with water to form the principal acidic constituent of acid ... Started by pane00	1 Replies 69 Views	Aug 27, 2018 by tandmlomax84
SiO44- is the ________ ion. A) orthosilicate ion B) silicide ion C) thiosilicate ion D) ... Started by maegan_martin	3 Replies 67 Views	Aug 27, 2018 by jessicaduplan
Which of the following aqueous solutions has the highest OH-? A) a solution with a pH of 3.0 B) ... Started by sc00by25	1 Replies 85 Views	Aug 27, 2018 by annierak
Gallium crystallizes in a primitive cubic unit cell. The length of the unit cell edge is 3.70 . The ... Started by altibaby	1 Replies 157 Views	Aug 27, 2018 by orangecrush
At constant pressure, the combustion of 5.00 g of C2H6(g) releases 259 kJ of heat. What is H for the ... Started by krzymel	1 Replies 75 Views	Aug 27, 2018 by pallen55
The possible oxidation numbers for iron are +1 and +2. Indicate whether the statement is true or ... Started by ishan	3 Replies 73 Views	Aug 27, 2018 by jrpg123456
Which one of the following is a correct expression for molarity? A) mol solute/L solvent B) mol ... Started by ghost!	1 Replies 64 Views	Aug 27, 2018 by tennis14576
Using Bohr's equation for the energy levels of the electron in the hydrogen atom, determine the ... Started by captainjonesify	1 Replies 145 Views	Aug 27, 2018 by Zebsrer
The disilicate ion is ________. A) Si2O88- B) Si2O76- C) Si2O84- D) Si2O86- E) ... Started by JMatthes	1 Replies 92 Views	Aug 27, 2018 by Zack0mack0101@yahoo.com
Which of the following has the same health effects as butter? A) olive oil B) margarine C) ... Started by fnuegbu	3 Replies 91 Views	Aug 27, 2018 by brittanywood
A 0.0035 M aqueous solution of a particular compound has pH = 2.46. The compound is ________. A) ... Started by Deast7027	1 Replies 156 Views	Aug 27, 2018 by connor417