Explain an ionic compound forms when calcium reacts

Assignment Help Chemistry
Reference no: EM13707198

Question- An ionic compound forms when calcium (Z = 20) reacts with iodine (Z = 53). If a sample of the compound contains 1.3x10^19 calcium ions, how many iodide ions does it contain?

You must show your work in an efficient manner so I can understand it in clearly

Reference no: EM13707198

Questions Cloud

Prepare 2-methyl-2-propanol via a grignard : Question- How would you prepare 2-methyl-2-propanol via a Grignard with diethyl carbonate as your carbonyl source? Show all reagents.
Steric repulsion between methyl group in gauche conformation : Label each conformation as eclipsed or staggered and indicate which staggered conformation is either anti or gauche B) which is more stable, anti or gauche. C) What evidence is there for steric repulsion between methyl groups in the gauche conform..
Molecules consist of two iodine atoms and seven oxygen atoms : Question- Give the name and formula of the compound whose molecules consist of two iodine atoms and seven oxygen atoms.
Calculate the percent by mass of water in the hydrated : Question- A 2.194-g sample of gypsum, a hydrated salt of calcium sulfate, CaSO4, is heated at a temperature greater than 170 degrees C in a crucible until a constant mass is reached. The mass of the anhydrous CaSO4 salt is 2.304 g. Calculate the p..
Explain an ionic compound forms when calcium reacts : Question- An ionic compound forms when calcium (Z = 20) reacts with iodine (Z = 53). If a sample of the compound contains 1.3x10^19 calcium ions, how many iodide ions does it contain
Calculate the atomic mass of magnesium : Question- Magnesium has three naturally occurring isotopes, 24Mg (isotopic mass 23.9850 amu, abundance 78.99%), 25Mg (isotopic mass 24.9858 amu, abundance 10.00%), and 26Mg (isotopic mass 25.9826 amu, abundance 11.01%). Calculate the atomic mass o..
Calculate the number of moles of gas present : Question- A sample of nitrogen gas kept in a container of volume 2.3 L and a temperature of 32 oC exerts a pressure of 4.7 atm. Calculate the number of moles of gas present.
Calculate the relative amounts of h2po4- and hpo4(2-) : Question- Calculate the relative amounts of H2PO4- and HPO4(2-) that should be combined to produce a phosphate buffer at pH7. (pKa= 6.86 and molarity= 0.1 M)
Plants convert carbon dioxide and water to glucose : Question- Plants convert carbon dioxide and water to glucose (C6H12O6) and oxygen in the process of photosynthesis.

Reviews

Write a Review

Chemistry Questions & Answers

  State the dissolution reaction of caf2 in water

Calcium fluoride is a solid that only slightly soluble in water. The solubility product of CaF2 is 3x10-11. Write the dissolution reaction of CaF2 in water.

  Evaluate the entropy change of the transition

The enthalpy of the graphite -----> diamond phase transition, which under 100 kbar occurs at 2000K, is +1.9 KJ/mol. Calculate the entropy change of the transition.

  What is the molecular formula

an unknown compound has the formula CxHyOz. you burn .237g of the compound and isolate .347g of CO2 and .142g of H20. if the molar mass o te compound is 30.03g/mol, what is the molecular formula?

  Determined at a series of temperatures as well the results

If the wavelength of the emission maximum from a small pinhole in an electrically heated container was determined at a series of temperatures as well as the results are given below. Deduce a value for Planck's constant.

  State the standard free energy of activation of a reaction

The standard free energy of activation of a reaction A is 73.9kJ/mol-1 (17.7 kcal mol-1) at 298 K. Reaction B is one million times faster than reaction A at the same temperature. The products of each reaction are 10.0 kJ mol-1 (2.39 kcal mol-1) mo..

  Explain important information about organic chemistry

Important information about Organic Chemistry, The most reasonable formula for a compound demonstrating M+ =101 with a minor M+1 peak is

  Explain the spectroscopic data of diatomic iodine

The spectroscopic data of diatomic iodine shows a vibrational frequency of 214.5 cm-1, rotational constant of 0.03737 cm-1, and D0 of 12,440 cm-1. If the enthalpy of reaction is 153.97 KJ, Does this value make sense based on the spectroscopic data..

  What is the molecular mas of this gas

A sample of gas has a density of 1.25 g/dm at 30 degrees C and 1.02x10^5 Pa. What is the molecular mas of this gas?

  Find out the correct formula for the compound

Determine the correct formula for this compound; use the "rule of 13" and substitute in O's and N's to generate the possible formulas (ie do not simply use online software to do this problem).

  If in a certain experiment over a specific time period

if in a certain experiment over a specific time period 0.0039 mol ph3 is consumed in a 1.8-l container each second of

  Explain important for quantum mechanics

Given Heisenbergs uncertainty principle, how can it be that it is so important for quantum mechanics, but not much of a concern for our every day actions

  Explain what volume of acid is required to completely defuse

Explain If 1.2 M H2SO4 is used to titrate a 280.0 mL solution of 0.88 M ammonia (NH3), Explain what volume of acid is required to completely defuse the base. Every mole of this strong diprotic acid produces two moles of hydronium ions in water.

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