What is the mass of 1 carbon atom in grams? what is the mass of one dozen carbon atoms in grams and what is the mass of 1mole of carbon atoms in grams?

Q: AS > 0 I2(g) + C½(g)–→2ICI(g) →2NO(g) + Br2(g) 2NOBr(g)- CH4(g) + 202(g) AS < 0 CO2(g) + 2H,0(g)…

A: Given reaction with their phase. ∆S means change in entropy. ∆S = is disorder ness of the system.…

Q: A pure titanium cube has an edge length of 2.69 in . How many titanium atoms does it contain?…

A: Given- Density of titanium = 4.50 g /cm3 Edge length of pure titanium cube = 2.69 in To find- number…

Q: The “lead” in lead pencils is actually almost pure carbon and the mass of a period mark made by a…

A: Answer = 5.02 x 10 19

Q: How many Cu atoms are present in a 75.0 cm length of 20 gauge copper wire? A 20 gauge copper wire…

A: Given that Length of wire= 75 cm  Diameter = 0.03196 in  Since 1 inch = 2.54 cm  So  Radius =…

Q: The molecular formula for caffeine, one of the key compounds found in coffee and tea, is C8H10N4O2.…

A:

Q: What is the mass in grams of 4.91x10^23  atoms of selenium?  grams

A: Answer 1) :  Number of atoms = 4.91 × 1023 atoms Mass of selenium = ?

Q: What is the mass of 1 atom of krypton? Group of answer choices 1x10-22 g 5x1025 g 2x10-26 g…

A: Avogadro's  number gives the number of atoms, molecules or ions in one mole of the substance and it…

Q: High fructose corn syrup is used industrially as a sweetener in everything from carbonated beverages…

A:

Q: What is the mass of 1 atom of krypton? Group of answer choices A. 3x10-22 g B. 2x10-26 g C.…

A: Any component's amount usually depicted through a particular unit addressed as "Mole". The moles and…

Q: What is the mass in grams of 1.58x10^24 atoms of beryllium?  grams How many beryllium atoms are…

A: Given data- a) The number of Be atoms= 1.58x1024 To find - the mass of Be in grams b) The mass of Be…

Q: Which represents the greatest number of atoms? Group of answer choices 15 g of Cu 15 g of Zr 15 g of…

A: no. of atoms in Cu = 15 X 6.023X1023/ 63.5 = 1.42 X 1023 no. of atoms in Zr = 15 X 6.023X1023/ 91.22…

Q: How many hydrogen atoms are in each of the following:   Part A: C2H5OH Express your answer as an…

A: Atom is the smallest unit of a substance. Atoms combine to form a molecule which is a stable entity.…

Q: what is the mass in grams of 125 iron atoms?

A: Given that: Number of iron atoms = 125 Atomic mass of iron =  55.845 g/mol

Q: Calculate the mass (in grams) of 4.69 x 1024 carbon atoms.

A: Given : 4.69 × 1024 carbon atoms.  We know 6.022 × 1023 atoms = mass of one mole

Q: An ice freezer behind a restaurant has a freon leak, releasing 30.77 g of C,H,F,Cl into the air…

A:

Q: 1 mg is the same as O 1/10 cg O 100 cg 1/1000 kg 10 g

A: The symbol, mg is used to express the mass of substance.

Q: Calculate the mass of 0.11 moles of Cu(NO3)2. grams Give your answer to 2 decimal spaces.

A: Given that , No. Of moles of Cu(NO3)2 = 0.11 moles

Q: On average, people use one teaspoon (2.5 g) of instant tea to make a 8-oz glass of ice tea. The…

A: 1 oz of iced tea contains 10 mg of caffeine.Therefore, 8 oz of iced tea contains 80 mg (0.08 g) of…

Q: afari File Edit View History Bookmarks Window Help www-awn.aleks.com alex Yahoo Search Results…

A: Calculate mass of one mole of Aluminum atoms:

Q: What is the mass in grams of 12 oz mass of salt

A: Given that, mass = 12 oz change into gram ?

Q: A 100 mL solution of theobromine in water is made, and the solution has a density of 1.16 g/mL. If…

A: Given: Density of theobromine solution = 1.16 g/mL The density of water = 1g/mL, To calculate:…

Q: Calculate the mass in grams of carbon in a 1 carat diamond that contains 1.32x1022 atoms of carbon.

A: Given the number of C atoms present in the 1 carat diamond = 1.32*1022 atoms We have to convert the…

Q: A sample of lead contains 8.88 x 1015 micrograms. How many atoms does this sample contain?

A:

Q: 2. Carbon dioxide (CO2) forms when coal burns in the presence of oxygen. Which of the following is…

A: Hi, since you have posted multiple questions. We will answer the very first question for you. Kindly…

Q: What is the mass of 1 carbon atom in grams?  What is the mass of one dozen carbon atoms in grams?…

A: The number of moles can be calculated as- n=mMm=n×M where n: number of moles of the atom m: the mass…

Q: 1. The average person uses ~ 1.00 gram of sodium chloride per day. How many calendar days would it…

A: The number of constituent particles or atoms present in one mole of a substance is equal to 6.023 ×…

Q: Tia has a sample of pure gold (Au). She weighed the sample and the result was 10.810.8 grams. Tia…

A: Number of atoms = number of moles x 6.0224 x 1023 Number of moles = Mass/molar mass

Q: Brass is an alloy of copper and zinc. Varying the mass percentages of the two metals produces…

A: Mass of Yellow zinc = 135 g Brass = an alloy of Cu and Zn Yellow zinc = A brass (34-37)% Zn by mass…

Q: 7. What kind of a compound is KN and how do you know this? Draw a representation of three units of…

A:

Q: What is the mass in grams of 8.91 × 1016 chromium atoms? Put your answer in box in scientific…

A:

Q: a 20 L gas tank. Assuming a molecular formula of C8H18 for gasoline and complete combustion of the…

A: Given  Volume of tank = 209 L molecular formula of gasoline = C8H18 density of gasoline = 819 g/L…

Q: An instrument used to detect metals in drinking water can detect as little as 1 ug of mercury in 1 L…

A: The number of mercury atoms that is consumed by drinking 1 L of water that contained 1 µg of mercury…

Q: 6. Determine each drawing represents. You may give more than one answer. a) a pure substance b)…

A: (a) a pure substance   A,B,X (b) mixtures   I,II,III,VII,VIII,D,W (c) a mixture of two…

Q: Vitamin B12, cyanocobalamin, is essential for human nutrition. Its molecular formula is…

A: The ratio of mass of the substance to the number of moles of the substances is known as molar mass.…

Q: In the reaction between 108.6 grams of zinc and 2.69 moles of HCl, what is the maximum mass in grams…

A: The given reaction is,                        Zn(s) + 2 HCl(aq) → H2(g) + ZnCl2(aq) Clearly, from…

Q: Mass of one a mu) Carbon Type 1                                12.0 Carbon Type 2…

A: The sum of all the values of individual masses divided by the total number of items in the sample is…

Q: How do i Complete the following calculation? Determine the number of grams of Carbon in 3.14 x 1032…

A: To get the number of gram calculate mole then with the help of mole calculate mass.

Q: 1. Write an equation showing how the mass of the substance sought can be converted to the mass of…

A:

Q: Question 3

A: Copper is an element having symbol Cu and aluminum is an element having symbol Al.

Q: A sulfur dioxide gas sample has a volume of 242.62 mL at 242279 pascals and 82.99oF. Calculate the…

A: Given,

Q: How many helium atoms are there in a helium blimp containing 534 kg of helium?   Express the number…

A: Mole= mass/molar mass  Molar mass of Helium =4g/mol So first Calculate mole Then atoms…

Q: What number of atoms of carbon is in 1.00-carat diamond

A: Number of moles = mass/molar mass  Molar mass of carbon = 12.0107 g/mol  1 mol carbon contains 6.022…

Q: 3. What is the mass of one atom of Na (include units) -339 4. What is the mass of one atom of carbon…

A: Mass of an atom = (no. of protons × mass of  one proton) + (number of neutrons × mass of one…

Q: A solution is made using 250.0 mL of ethanol (density 0.7892 g/mL) and 369.1 mL of water (density…

A:

Q: What mass of oxygen is present in 10.0 grams of potassium nitrate (KNO3)?

A: Mass of KNO3 = 10 g Molar mass of KNO3 = 101.1 g/mol

Q: How many carbon atoms are there in a 1.0-carat diamond? Diamonds are a form of pure carbon. ( 1…

A: Given:1 carat=0.20gWe know,Atomic mass of C=12.0107g/molalso, 1 mol of C=6.022×1023 atoms of C

Q: I need help with #4.

A: We have to calculate the mass in grams of 20 neon atoms given thatMass of one average neon atom =…

Q: 5. 3Na,SO, # of molecules: # of elements: Name of element: # of atoms Total # of atoms: The #3 is a…

A:

Q: How many atoms are there in 11.1 g of sulfur? You will need to divide your answer by 1.0x10^23

A: The number of atoms in a compound is calculated as the product of number of moles and the Avogadro's…

Q: What is the mass of 1 atom of krypton? a-3x10-22 g b-9x10-22 g c-2x10-26 g d-5x1025 g e-1x10-22 g

A:

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".