User Account

All Pages

Hard water is caused by the presence of dissolved salts one

Assignment Help Chemistry
Reference no: EM13636930

"Hard water" is caused by the presence of dissolved salts. One ofthe main components is CaCO3. When hard waterevaporates, the solid salt residue is left behind. Assuming a hardwater sample is saturated with CaCO3, what volume of water must evaporate to deposit 1.00 x 102 mg ofCaCO3?

Reference no: EM13636930

Questions Cloud

What is the minimum weight in grams ofthis compound that : the compound ethylene glycol c2h6o2 is widely used as anautomotive antifreeze. what is the minimum weight in grams
Determine the rate of heat transfer between the pipe and : consider a horizontal pipe with a constant diameter. water constant density p 1000 kgm3 enters the pipe at
Estimate a multiple regression model for housing starts : according to a recent report by the government new home construction fell to an 18-month low in october 2010
Initially the helium is at 400 kpa 4oc and occupies a : helium is contained in a cylinder and expands frictionlessly against a piston so that pv constant. initially the
Hard water is caused by the presence of dissolved salts one : hard water is caused by the presence of dissolved salts. one ofthe main components is caco3. when hard waterevaporates
Noaa recently conducted a study to compare the height of : noaa recently conducted a study to compare the height of ocean waves one mile from shore to the velocity of the wind at
If the drill bit diameter is 025 and length is 5 and has a : the external torque on a drill bit varies as a quadratic function qx2l2 to a maximum intensity where q 100 in.lbin. if
It is a peculiarity of an ideal gas that its internal : an ideal gas pv mrt is heated at constant volume until its temperature is doubled and then cooled at constant pressure
The average molecular weight of a sample of pete is found : the average molecular weight of a sample of pete is found to be 192000. how many of the repeating units are in the

Reviews

Write a Review

Chemistry Questions & Answers

  State root mean square speed of he

A gas cylinder contains a mixture of He and Ne at STP. Which of the following quantities would have the largest magnitude. Root mean square speed of He

  What is the boiling point of a mixture composed

What is the boiling point of a mixture composed of 85 g HOCH2CH2OH (ethylene glycol) and 125 g H2O? The boiling point elevation constant for H2O is 0.512 °C/m.

  Find out the number of unpaired electrons magnetic moment

Determine the number of unpaired electrons, magnetic moment and ligand field stabilization of [Co(CO)4]-

  What volume of 2.811 m oxalic acid solution is needed

What volume of 2.811 M oxalic acid solution is needed to react to the equivalence point with a 5.090 g sample of material that is 92.10% NaOH

  Explain the gas phase reaction of methane with bromine

Using bond enthalpies, estimate the heat of the gas phase reaction of methane with bromine to form methyl bromine and hydrogen bromine.

  Evaluate the entropy change of argon expands reversibly

Calculate the entropy change when 5.00 mol of argon expands reversibly at constant temperature (298 K) from a pressure of 10.0 to 1.00 atmospheres. Assume ideal gas behavior

  What is the specific heat of the substance

If it takes 1250 J to raise the temperature of 33.5g of a substance 59 deg C what is the specific heat of the substance

  It takes 460 j to raise the temperature of an 125g piece of

question it takes 46.0 j to raise the temperature of an 12.5g piece of unknown substance from 13.0 oc to 26.2 oc. what

  For each of the following three questions 250 ml of 0100

for each of the following three questions 25.0 ml of 0.100 mpyridine kb 1.70 x 10-9 istitrated with 0.100 m hcl. for

  Draw a diagram of oseltamivir

Draw a diagram of oseltamivir and label showing which atoms or functional groups could be involved in the binding of oseltamivir to the neuraminidase active site by

  How many moles and grams of cacl2.2h2o reacted

A 0.879g sample of a CaCl2.2H2O/K2C2O4.H2O solid salt mixture is dissolved in 150ml of deionized water, previously adjusted to a pH that is basic. The precipitate, after having been filtered and air-dried, has a mass of 0.284g. The limiting reactant ..

  Explain what mass of ethylene glycol must be added

What mass of ethylene glycol must be added to 1615g water to raise the boiling point to 104.3 degrees celcius?

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