Chemistry

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How many kL does a 1.25 108 cL sample contain? A) 1.25 103 kL B) 1.25 1013 kL C) 1.25 104 ... Started by leo leo	1 Replies 49 Views	Aug 27, 2018 by lkanara2
Calculate the temperature, in K, of 2.20 moles of gas occupying 3.50 L at 3.30 atm. A) 64.0 K B) ... Started by swpotter12	3 Replies 299 Views	Aug 27, 2018 by meganmoser117
How many silver atoms are contained in 3.75 moles of silver? A) 6.23 1024 silver atoms B) 2.26 ... Started by xroflmao	1 Replies 264 Views	Aug 27, 2018 by softEldritch
How many cm3 are contained in 3.77 104 mm3? A) 3.77 104 cm3 B) 3.77 101 cm3 C) 3.77 10-10 ... Started by saraeharris	1 Replies 91 Views	Aug 27, 2018 by aadams68
How many N2O4 molecules are contained in 76.3 g N2O4? The molar mass of N2O4 is 92.02 g/mol. A) ... Started by nevelica	1 Replies 587 Views	Aug 27, 2018 by matt95
Which of the following samples will have the greatest volume at STP? A) 22 g CO B) 22 g He C) ... Started by Mr. Wonderful	3 Replies 91 Views	Aug 27, 2018 by abctaiwan
If a room requires 25.4 square yards of carpeting, what is the area of the floor in units of ft2? (3 ... Started by DelorasTo	1 Replies 120 Views	Aug 27, 2018 by shaquita
What is the mass, in kg, of 6.89 1025 molecules of CO2? The molar mass of CO2 is 44.01 g/mol. A) ... Started by justinmsk	1 Replies 165 Views	Aug 27, 2018 by sarajane1989
How many unpaired electrons are present in the ground state Ge atom? A) 0 B) 3 C) 1 D) 2 E) ... Started by corkyiscool3328	1 Replies 201 Views	Aug 27, 2018 by pikon
Convert 15.0 km to miles. A) 24.1 miles B) 9.32 miles C) 591 miles D) 33.1 ... Started by rl	3 Replies 303 Views	Aug 27, 2018 by helenmarkerine
Write out the orbital diagram that represents the ground state of As. How many unpaired electrons ... Started by Sufayan.ah	1 Replies 276 Views	Aug 27, 2018 by dyrone
How many of the following elements have 2 unpaired electrons in the ground state? C O Ti Si A) 1 ... Started by abarnes	1 Replies 135 Views	Aug 27, 2018 by mistyjohnson
A mixture of 1.0 mol He and 1.0 mol Ne are at STP in a rigid container. Which of the following ... Started by futuristic	1 Replies 51 Views	Aug 27, 2018 by tuwy
Gas is sold for 1.399 per liter in Toronto, Canada. Your car needs 12.00 gallons. How much will your ... Started by vinney12	3 Replies 60 Views	Aug 27, 2018 by jasonq
Determine the density of CO2 gas at STP. A) 1.96 g/L B) 1.80 g/L C) 2.24 g/L D) 4.46 g/L E) ... Started by sarasara	1 Replies 57 Views	Aug 27, 2018 by JaynaD87
Two samples of potassium iodide are decomposed into their constituent elements. The first sample ... Started by dakota nelson	1 Replies 88 Views	Aug 27, 2018 by fur
The density of a gas is 1.43 g/mole at STP. What is the gas? A) Cl2 B) S C) O2 D) ... Started by danielfitts88	1 Replies 59 Views	Aug 27, 2018 by durant1234
Identify the number of valence electrons for Mg. A) 8 B) 7 C) 5 D) ... Started by robinn137	3 Replies 186 Views	Aug 27, 2018 by Sweetkitty24130
Define the law of the conservation of energy. What will be an ideal ... Started by melina_rosy	1 Replies 74 Views	Aug 27, 2018 by af
Give the mass percent of carbon in C14H19NO2. A) 38.89 B) 72.07 C) 5.17 D) ... Started by karateprodigy	1 Replies 40 Views	Aug 27, 2018 by Joy Chen
How many valence electrons does an atom of C have? A) 1 B) 4 C) 2 D) ... Started by robinn137	1 Replies 70 Views	Aug 27, 2018 by chreslie
What volume will 4.91 1022 atoms of Ne occupy at STP? A) 1.10 L B) 2.00 L C) 2.24 L D) 3.11 L ... Started by Zulu123	3 Replies 140 Views	Aug 27, 2018 by bdobbins
A flash drive contains 4 gigabytes. How many bytes does it contain? What will be an ideal ... Started by bb	1 Replies 40 Views	Aug 27, 2018 by cegalasso
What volume will 0.780 moles of He occupy at STP? A) 22.4 L B) 70.0 L C) 43.7 L D) 17.5 L E) ... Started by robinn137	1 Replies 60 Views	Aug 27, 2018 by emilymalinowski12
How many atoms of oxygen are contained in 47.6 g of Al2(CO3)3? The molar mass of Al2(CO3)3 is 233.99 ... Started by londonang	1 Replies 74 Views	Aug 27, 2018 by adammoses97