How many grams of zinc are there in 22.7 g of zncl2

Assignment Help Chemistry
Reference no: EM13166119

How many grams of zinc are there in 22.7 g of ZnCl2?

A) 0.35 g
B) 0.17 g
C) 10.9 g
D) 1476 g
E) 0.32 g 

Reference no: EM13166119

Questions Cloud

State the molar concentration of tl+ is m : The molar concentration of Tl+ is M (4 dec places). The molar concentration of Cl- is M (4 dec places).
Given that alpha is a primitive root mod p : Given that alpha is a primitive root mod p. Prove prove alpha^x is congruent to alpha^y mod p if and only if x is congruent to y mod p-1
State what is the final temperature of the combined metals : temperature of 15.4°C is placed flat on a sheet of iron weighing 21.3 g and at a temperature of 46.6°C. What is the final temperature of the combined metals?
Write a function rmduplic(l), where l is any list : Write a function rmDuplic(L), where L is any list. The function should return a list M that contains the same items as L, except that repetitions (duplicates) have been removed: only the first occurrence of each entry is kept (i.e., order is prese..
How many grams of zinc are there in 22.7 g of zncl2 : How many grams of zinc are there in 22.7 g of ZnCl2?
State how long does it take to deposit a coating of gold : How long does it take to deposit a coating of gold 1.00um thick on a disk-shaped medallion 4.00 cm in diameter and 2.00 mm thick at constant current
Where s is any string : Write a function detab(s, stop), where s is any string, and stop is a positive integer called tabstop size. This function should return a string which is like s.
Write a dissociation equation of alcl3 : Write a dissociation equation of AlCl3 showing its sepatation into aqueous ions.
State what is the absolute error in pka according to pka : What is the absolute error in pKa according to pKa from the mid-point pH value? The true value is given in # (5) (9) What is the relative % error in pKa according to pKa from the mid-point pH value?

Reviews

Write a Review

Chemistry Questions & Answers

  What is the empirical formula for x

(The molecular formula for X is C8H8O2), and (The empirical formula for X is C4H4O) are all true. C) The empirical formula for X is C4H4O. D) The molecular formula for X is C8H8O2. E) X has a molecular mass of 136.

  Complete the following equations in molecular form

Complete the following equations in molecular form. The reactant coefficients are correct. Indicate precipitation, redox, or acid – base. Write the equations in NET ionic form (no spectator s). Balance charges and use the correct suffixes.

  Explain what is moisture content of exhaust

what is moisture content of exhaust? iii) power generated by turbine? iv) at what rate would entropy be generated within turbine? v) assuming the temp of the surroundings T(sigma)=300K what is lost work in kJ/kg of steam?

  How many joules of heat are absorbed

The temperature of a 35.2 g sample of iron increases from 23.7 C to 29.5 C. If the specific heat of iron is 0.450 J/g-K, how many joules of heat are absorbed.

  Determine the amount of zinc metal

Calculate the mass of Sodium and Zinc in grams in the following equations using ideal gas law - Determine the amount of Zinc metal in grams consumed in the reaction.

  Define sensitivity in nmr spectroscopy

The natural abundance of 13C is only 1.1%. Furthermore, its sensitivity in NMR spectroscopy (a measure of the energy difference between a spin aligned with or against an external magnetic field)

  What is the specific heat capacity of this material

A piece of a newly synthesized material of mass 25.0g at 80 degrees C is placed in a calorimeter containing 100g of water at 20 degrees C. If the final temp of the system is 24 degrees C, what is the specific heat capacity of this material?

  What molar ratio of sodium acetate to acetic acid

What molar ratio of sodium acetate to acetic acid (NaAc/HAc) should be used in preparing a buffer having a pH of 4.35? (Ka = 1.8×10-5 for acetic acid.)

  Calculate the amount of heat liberated (in kj)

Calculate the amount of heat liberated (in kJ) from 383 g of mercury when it cools from 61.0°C to 11.0°C.

  What is the ph change of a 0.300 m solution

What is the pH change of a 0.300 M solution of citric acid (pKa=4.77) if citrate is added to a concentration of 0.140 M with no change in volume?

  State what type of system is formed

If equal volumes of 0.15 NaOH and 0.10 NaH2PO4 are mixed what type of system is formed? A) Buffer Ka2 B) amphiprotic C) Buffer Ka3 D) strong base

  How many grams of oxygen are collected

How many grams of oxygen are collected in a reaction where 231 mL of oxygen gas is collected over water at a temperature of 25°C and a total pressure of 697 torr?

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