Already have an account? Get multiple benefits of using own account!
Login in your account..!
Remember me
Don't have an account? Create your account in less than a minutes,
Forgot password? how can I recover my password now!
Enter right registered email to receive password!
Pure ethanol has a density of 0.78945 g/cm ³ at 20.0 °C and 0.80625 g/cm³ at 0.0° C. What will be the difference in mass that a 500.0mL flask will hold at 0.0°C from that at 20.0 °C? Assume the volume of the sample at 0.0 °C is exactly the same as the volume of the sample at 20.0°C.
The standard enthalpy of formation of gaseous H2O at 298 K is -241.82 kJ mol-1. Estimate its value at 75 °C given the following values of the molar heat capacities at constant pressure:
a 150 ml buffer solution containing 0.100 m hydrocyanic acid hcn ka6.2 x 10-10 and .100 m soudium cyanide nacn has 30.0
Describe an electrochemical cell that would have the following net equation, by answering the following questions. Fe(s)+Ni^2(aq)-->Ni(s)+Fe^2+(aq)
Given Data: average number of drops/mL = 73.0; overall average diameter of oleic acid film = 38.0 cm. Use this data to calculate following:
what is the ionic equation of the following formulas nacl cacl2 alcl3 hcl koh h2c2o4 k2c2o4 ch3cooh h2o distilled h2o
a sample weighing 25g starts at 99 degrees celsius. it is put in a calorimeter containing 100g water. the water
calculate the amount of heat required to vaporize 8.48g of water at its boiling point
calculate number of moles of anhydrous compound recovered. c- calculate number of moles of water lost from the hydrated compound.d- what is the formula of the hydrate?
as 3.6g soil sample was treated with hclo4 and hf was distilled from the mixture. the hf distillate was then diluted to
a sample of ethanol c2h5oh has a mass of 43.8 g.a how many carbon atoms does the sample contain?b how many hydrogen
Draw the two possible products of the reaction between benzaldehyde and ethylpropylketone
Calculate the theoretical amount of 2.5 M NaOH (10%) solution needed to convert the benzoic acid to its water-soluble salt. Is the combined volume of NaOH used in the extractions sufficient for complete deprotonation of benzoic acid
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!
whatsapp: +1-415-670-9521
Phone: +1-415-670-9521
Email: [email protected]
All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd