A sample of an element has a volume of 81 ml and a density

Assignment Help Chemistry
Reference no: EM13385238

A sample of an element has a volume of 81 mL and a density of 1.73 g/mL. What is the mass in grams of the sample (round to the nearest tenth)?

Reference no: EM13385238

Questions Cloud

The value of henrys law constant in mollkpanbspfor o2 at : given that the solubility of o2 in water at 0 degrees c is 14.7ppm calculatenbspa the concentration of dissolved o2 in
Granite rock has a specific heat capacity of 080 : granite rock has a specific heat capacity of 0.80 jmiddotdegc-1middotg-1. a 15 g rock was warmed by 202 j of energy
Your chemiluminescence reaction will actually occur very : your chemiluminescence reaction will actually occur very slowly in air. what component of air will bring about this
Given the tabulated data what is the lattice energy of : given the tabulated data what is the lattice energy of crystalline calcium chloride?heat of sublimation for calcium 178
A sample of an element has a volume of 81 ml and a density : a sample of an element has a volume of 81 ml and a density of 1.73 gml. what is the mass in grams of the sample round
A solution containing 169 of a nonvolatile molecular : a solution containing 16.9 of a nonvolatile molecular compound in 250 g water has a freezing point of -0.744...what is
Reaction of no with chlorine to yield nocl is pseudo-first : reaction of no with chlorine to yield nocl is pseudo-first order if no is present in a large excess. determine the rate
Calculate the number of moles of n2 dissolved per liter of : at ordinary body temperature 37 c the solubility of n2 in water in contact with air at ordinary atmospheric pressure
A 0573g sample of nonvolatile solute is added to 156g of : a 0.573g sample of nonvolatile solute is added to 15.6g of naphthalene and the mixture warmed until melted. the

Reviews

Write a Review

Chemistry Questions & Answers

  Explain how much heat is produced in burning of ch4

How much heat is produced in burning 8 mol of CH4 under standard conditions if reactants and products are brought to 298 and H2 O(l) is formed. What is the maximum amount of useful work that can be accomplished under standard conditions by this sy..

  Compute the rate constant of the catalyzed

Calculate the rate constant of the catalyzed and uncatalyzed reactions. How many folds of rate enhancement are produced by the enzyme? The rate constant is 13.46 but what is the nuber of folds of enhancement that are produced by the enzyme?

  What is the volume of the sample

A 250.0 mL sample of chlorine gas is collected when the barometric pressure is 798 mmHg. What is the volume of the sample after the barometric pressure dropped to 745 mmHg?

  State what is the ph at the equivalence point

The equivalence point is reached when 36 ml of HCl (titrant) is added. What is the pH at the equivalence point? (Kb of NH3 = 1.8 x 10-05) (a) For 36.0 mL of titrant, what is the pH?

  Explain empirical and molecular formula of cadaverine

Empirical and Molecular Formula of Cadaverine, Cadaverine, a substance produced by the action of bacteria on meat, contains 58.55% C , 13.81% H , and 27.40% N.

  State a formula for the lowest molecular weight compound

Draw a formula for the lowest molecular weight compound that contains C, H, and possibly O or N, is a chiral compound

  State experimental solid-oxide fuel cells that use butane

Experimental solid-oxide fuel cells that use butane (C4H10) as the fuel have been reported recently. These cells contain composite metal/metal oxide electrodes and a solid metal oxide electrolyte. Consider the following unbalanced half-reactions:

  Determine the heat of formation of sulfuric acid

Determine the heat of formation of sulfuric acid, H2SO4 (l) from the following thermochemical equations: S8(s) + 8 O2(g)-->8SO2(g) H= -2374.6 kJ S8(s) + 12O2(g)-->8SO3(g) H=-3165.8 kJ H2O(l)+SO3(g)-->H2SO4(l) H=-132.3 kJ 2H2(g)+O2(g)-->2H2O(l) H=..

  Explain the formula of the hydrate with the above ratio

The largest estimate for the amount of water on the moon is currently 1000parts per million (i.e 1000g water per 1000000g of salt). if the moon is made primarily of a pyroxene mineral with formula Fe2Si2O6 what is the "formula" of the hydrate with..

  Calculate the mass of silver chloride

The precipitate that forms in the qualitative analysis of the chloride ions is AgCl. Calculate the mass of AgCl that should be produced when an excess of AgNO3 is reacted with 0.1900 g of [Co(NH3)5Cl]Cl2.

  State an electron that is moving with a velocity

Find the de Broglie wavelength (in nm) associated with an electron that is moving with a velocity of 1900 km/s. The electron rest mass is 9.11 x 10-31kg.

  Explain the most abundant isotope of uranium

The most abundant isotope of uranium, ^238 U, does not undergo fission. In a breeder reactor, however, a ^238 U atom captures a neutron and emits two beta particles to make a fissionable isotope of plutonium, which can then be used as fuel in a nu..

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!

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