Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
If you need 4.5 mole of magnesium phosphate determine the numbers of moles of each reactant do you need for each reaction? Sodium Phosphate reacts with magnesium chloride according to the following
Describe the energy of a mole of these photons? Determine the numbers of photons are in 1.00mJ burst of this radiation?
Determine the volume percentage of helium if the density of the sample is 0.70893 g/L at 0.0°Cand 1.990 atm when a sample of methane (CH4) gas contains a small amount of helium.
Write down the equation for the equilibrium reaction for the formation of carbonic acid from carbon dioxide and water. Include all states of matter symbols.
Determine the numbers of moles of CO2 are released when the Hydrochloric acid can be neutralized by using the sodium bicarbonate according to the following equation.
Determine the equilibrium partial pressures of the two gases when the system reaches a new equilibrium. An equilibrium mix contains N2O4 (P=.28 atm) and NO2 (P=1.1 atm) at350K. The volume of the co
Magnesium and zinc react with the hydrochloric acid to form the hydrogen gas and metal chlorides. A 10.00g mixture of Mg and Zn is reacted with the stoichiometric quantity of HCl.
If 32.1 mL of the sodium hydroxide solution are required to titrate 31 mL of the propanoic acid solution to the equivalence point, what is the pH at the equivalence point?
Suppose when the Iron (III) Nitrate is added to a beaker along with the potassium thiocyanate then a red solution forms. Disucss what happens to the solution if 6 M NaOH is added in terms of Chatel
Determine the numbers of mg of silver chloride would be precipitated if 25 mg of silver (Ag) were reached with an excess of chlorate ions (Cl).
Calculate the Gibbs energy of mixing when a mixture of 1.00 mol of MCH and 3.00 mol of THF is prepared. When the excess Gibbs energy of solution of tetrahydrofurane (THF) and methyl cyclohexane (MCH
Determine the purpose of washing the alkyl halide product with the aqueous sodium bicarbonate (NaCO3H)? Write down the reactions that are expected to occur when the sodium bicarbonate is added to th
Determine the numbers of moles of the acid were present if 24.5 mL of the 0.10 M NaOH solution is needed to reach the endpoint in a titration with an unknown monoprotic acid.
Find out the molarity of a solution that is prepared by dissolving the 0.178 moles of NaCl in enough water to make the 455 mL of solution?
What assumptions are you making regarding the internal diameter of the thermometer and the expansion of alcohol in calibrating your thermometer by setting only the freezing and boiling points?
Determine the frequency of radiation when the wavelength is equal to 7.52 x 10 to -6m? Also show the formula, and discuss what each one represents, and how to solve.
Calculate the concentration of hydronium ions in a solution at 25.0 °C with pH = 4.282? Determine the concentration of hydronium ions in a solution at 25.0°C with a pOH of 4.223.
A sample which is having 0.552g of ascorbic acid was dissolved in the water to a total volume of 20mL and titrated with the 0.1103 M KOH and the equivalence point occurred when the 28.42 ml of base
Determine the equilibrium partial pressure of the two gases when the system reaches a new equilibrium. An equilibrium mixture contains N2O4 (P=0.28 atm) and NO2(P=1.1atm) at 350 K.
Determine the temperature necessary for this decomposition to "go" from a thermo stand pt if it occurs in air with the pressure of CO2=1.0 x 10^-3 atm. Consider: CaCO3 ---> CaO + CO2. &nbs
In an experiment to determine its composition, an aspirin tablet was crushed and dissolved in water. Acetylsalicylic acid (C9H8O4) is amonoprotic acid commonly known as "aspirin."
Calculate the reaction by using a net ionic equation of sulfite salts with acid when sulphite salts have properties similar to those of carbonate salts.
Write down the net ionic equation showing the reaction if ammonia is always evolved when ammonia salt is place between basic solutions.
Calculate the final temperature of the two metals assuming that no heat is lost to the surroundings. A sheet of 10.0 g of copper at 22.0oC is placed on a20.0 g sheet of aluminum at 75.0oC.
Describe a Lewis structure that satisfies these requirements. A gaseous compound has a composition by mass of 24.8% C, 2.08% H, and 73.1% Cl. At STP, the gas has a density of 4.3 g/L.