User Account

All Pages

What is the density of the diamond cube

Assignment Help Chemistry
Reference no: EM13689185

Question- If a small cube shape of a diamond was cut and weighs 1.49x10^3 mg, and has sides that cut measure 20.9 mm by 11.1 mm by 12.0 mm, what is the density of the diamond cube in g/cm^3?

1) When sulfuric acid and copper (II) oxide is allowed to react, copper (II) sulfate and water are formed. Write a balanced equation for this reaction.

Kindly illustrate work esp for the second we just started and I don't quite understand balancing yet.

Reference no: EM13689185

Questions Cloud

Calculate the ratio of the number of molecules : Question- The typical energy differences for transitions in the microwave, IR, and electronic spectroscopies are 5x10^-22 J , 0.5x10^-19 and 1x10^-18 J. Calculate the ratio of the number of molecules in two adjacent energy levels at 300 K in each ..
Explain the corona of the sun emits a spectral line : Question- The corona of the sun emits a spectral line at about 677 m due to the presence of an ionized 57Fe atom (molar mass of 0.0569 kg mol^-1). If the line has a width of 0.053 nm what is the temperature of the corona
Explain sodium chromate and sodium hydroxide : Question- The densities do sodium chromate and sodium hydroxide are 4.89g/mL and 0.99g/mL. Which has greater volume, 10g of sodium chromate or 10g of sodium hydroxide? What is the volume of each
Explain what is the mass in grams of sulfur : Question- If a student reacts with 3.4g of h2o with sulfur to produce 4.6 grams of sulfur hexafluoride SF6, what is the mass in grams of sulfur if 2.01x10^22 atoms of sulfur where found at the start of the reaction
What is the density of the diamond cube : Question- If a small cube shape of a diamond was cut and weighs 1.49x10^3 mg, and has sides that cut measure 20.9 mm by 11.1 mm by 12.0 mm, what is the density of the diamond cube in g/cm^3
What are the 2 net ionic equations : Question- 1) What are the 2 net ionic equations for when Mn^2+ gets NaOH added, NaClO added, and finally NH3 added
What''s is the mass of the copper cube : Question- A cube of copper has a volume of 3.54cm^3. 1) What's is the mass of the copper cube. Given density of copper = 8.96g/cm^3. A sheet of Aluminum foil measures 3.5cm by 7in and has a mass of 2.95g.
Calculate the ph of the aqueous solution : Question- Part 1) Calculate the pH of the aqueous solution resulting from the addition of 22.00 mL of 0.09550 M NaOH and 22.00 mL of 0.09550 M acrylic acid, HC3H3O2.
Calculate the ph of the resulting solution of c9h7n : Question- 1) Calculate the pH of the resulting solution with 10.00 mL of 1.500 M HCl is added to 100.0 mL of an aqueous solution that is 0.472 M C9H7N and 0.531 M C9H7NH+Cl.

Reviews

Write a Review

Chemistry Questions & Answers

  How many moles of gas were collected

A gas evolved during the fermentation of sugar was collected at 22.5°C and 702 mmHg. After purification its volume was found to be 25.0 L. How many moles of gas were collected?

  Explain draw resonance froms to show how conjugation

Using the structure of mathyl orange as an example, draw resonance froms to show how conjugation extends throughout the molecule.

  Find out the values for the equilibrium constants

Determine the values for the equilibrium constants for the following reactions. (Hint: When reaction equations are added, the equilibrium expressions are multiplied.) (a) Na2O(s) + 1/2 O2(g) Na2O2(s) (b) NaO(g) + Na2O(s) Na2O2(s) + Na(l) (c) 2 NaO..

  If certain car has a rated mileage of 300 miles per

if certain car has a rated mileage of 30.0 miles per gallonhow many liters of carbon dioxide gas isgenerated when the

  Examine of water in a sediment sample at equilibrium

Analysis of water in a sediment sample at equilibrium at pH 7.00 showed [SO42-] = 2.00 x 10^-5 M and a partial pressure of H2S of 0.100 atm. Show with appropriate calculations if methane, CH4, would be expected in the sediment.

  Explain the reaction proceeds with a constant half-life

The inversion of compound B is experimentally determined to follow the rate law: d[B]/dt = -k[B]a[H+]b. At 25 °C and a constant pH of 3.00, the reaction proceeds with a constant half-life of 40.0 min. At this same temperature, but at a constant pH..

  Explain the concentration of pb2+ in a solution saturated

The concentration of Pb2+ in a solution saturated with PbBr2(s) is 2.14x10^-2 M. Calculate Ksp for PbBr2.

  Compare as well contrast solid-phase dna synthesis

Compare and contrast solid-phase DNA synthesis with enzyme-catalyzed DNA synthesis. Please separately describe the similarities and differences between the two.

  How many moles of na2so4 are required

Sodium sulfate dissolves as follows: Na2SO4(s) → 2Na+(aq) + SO42- (aq). How many moles of Na2SO4 are required to make 1.0 L of solution in which the Na concentration is 0.10 M?

  Compute the number of grams of sulfuric acid

Calculate the number of grams of sulfuric acid in 1 gallon of battery acid if the solution has a density of 1.28 g/mL and is 38.0% sulfuric acid by mass.

  After the reaction comes to equilibrium an additional 100g

after the reaction comes to equilibrium an additional 1.00g of o2g is added to the system. what is the expected partial

  State salt be too high too low or unaffected by its presence

Suppose the original sample is unknowingly contaminated with a second anhydrous salt. Will the reported percent water in the hydrated salt be too high too low or unaffected by its presence. explain

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd