User Account

All Pages

State the formula of the compound sodium and iodine

Assignment Help Chemistry
Reference no: EM13545477

Write the formula of the compound that would be formed between these two elements: sodium and iodine; hydrogen and sulfur; aluminum and selenium.

Write formulas for these binary compounds, all of which are composed of nonmetal. Phosphorus trichloride; iodine monobromide; dinitrogen pentoxide.

Write formulas for these compounds: sodium nitrate; ammonium sulfate; calcium phosphate.

Reference no: EM13545477

Questions Cloud

Explain what mass of lead would have an identical volume : You have a 22 g sample of ethanol with a density of 0.7893 g/mL. What volume of ethanol do you have. What mass of lead (density 11.4 g/cm3) would have an identical volume to 14.1 g of mercury (density 13.6 g/cm3).
Evaluate the phase angle of the source voltage : A 160(ohm) resistor is in series with a 8.00×10^-2 H inductor and a 0.400uF capacitor. compute the phase angle of the source voltage with respect to the current
Evaluate the initial concentration of formic acid : A solution of formic acid (HCOOH, Ka = 1.8 x 10^-4) has a pH of 2.70. Calculate the initial concentration of formic acid in this solution.
State the element or compound without a doubt : How do scientists know what is the composition of something. i.e. when they mention that "oxygen was obtained" how can they identify the element or compound without a doubt
State the formula of the compound sodium and iodine : Write the formula of the compound that would be formed between these two elements: sodium and iodine; hydrogen and sulfur; aluminum and selenium.
Evaluate the concentration of iodate ions : Calculate the concentration of iodate ions in a saturated solution of lead(II) iodate if Ksp = 2.6 × 10-13.
What is the mass of water at the end : A 150-g block of ice at 0°C is placed in an insulated thermos containing 568 g of water at 29°C. What is the mass of water at the end
Explain the half-life in minutes of substance a : In a laboratory class one student group found that 26.6% of A had isomerised after a period of 15.0 minutes when the temperature was maintained at 84.5 °C. What is the half-life in minutes of substance A at that temperature
State what is the value in min-1 of the rate constant : The decomposition of a compound, A, to form B + C is known to be a first order reaction. If the half-life of the reaction is 1.26 minutes at 65 °C, what is the value in min-1 of the rate constant for the reaction at this temperature

Reviews

Write a Review

Chemistry Questions & Answers

  Explain what is a physical meaning for the non-detection

Liquid X has a certain partial pressure when in the pure state. Liquid Y is then added and after equilibration the partial pressure of X did not change. There is no Y vapor detected. Did the liquids mix? Explain.

  Explain constant pressure and constant volume

One mole of an ideal gas (Cv=3/2R) is heated at (a)constant pressure and (b) constant volume from 298Kto 353K. Calculate delta_S for both cases.

  To determine the number of molecules present in air using

to determine the number of molecules present in air using the ideal gas law and avogadros number.assuming that air

  The molecular weight of copper ammine complex

The molecular weight of [Cu(NH3)x]SO4*H2O when x=1 is equal to 194.68 g/mol. the molecular weight of CuSO4 * 5H2O is equal to 249.72 g/mol.

  Explain what is the concentration of co2 ions at equilibrium

A 0.150-mole quantity of CoCl2 is added to a liter of 1.20 M NH3 solution. What is the concentration of Co2 ions at equilibrium? Assume the formation constant of Co(NH3)62 is 5.0× 1031.

  At 710 mm hg a sample of nitrogen gas occupies 625 ml what

at 710. mm hg a sample of nitrogen gas occupies 625 ml. what volume does the gas occupy if the temperature remains

  Compute the binding energy per nucleon

Calculate the binding energy per nucleon (in MeV) for P-30 (atomic mass = 29.9783 u). H = 1.007825 u and n = 1.008665 u.

  Determine the molecular formula of the hydrocarbon

A 15.0-g sample of a hydrocarbon is placed in a balloon at 1.00 atm and 25°C, and the volume of the balloon is 12.2 L. The hydrocarbon is 79.89% carbon and 20.11% hydrogen by mass. Determine the molecular formula of the hydrocarbon.

  Compute the potential developed by a voltaic cell

Calculate the potential developed by a voltaic cell using the following reaction if all dissolved species are 0.025 M: 2 Fe2+ (aq) + H2O2 (aq) + 2 H+ (aq) ? 2 Fe3+ (aq) + 2 H2O (l)

  Explain the equation for the decomposition is 2nan3(s)

"Air" bags for automobiles are inflated during a collision by the explosion of sodium azide, NaN3. The equation for the decomposition is 2NaN3(s) ? 2Na(s) + 3N2(g). What mass of sodium azide would be needed to inflate a 9.8-L bag to a pressure of 2...

  Explain sodium chloride in the distillation mixture

You are hard at work separating diethyl ether and toluene by simple distillation. Your lab partner unfortunately spills some sodium chloride in the distillation mixture. Is simple distillation still appropriate or should you switch to fractional d..

  How to calculate the amount of heat released

The calorimeter constant is 27.8J/°C. Write the balanced chemical equation and calculate the amount of heat released by the experiment

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