Chemistry, 26.09.2019 22:30 zaratayyibah
Calculate the standard enthalpy change for the following reaction at 25 °c. hcl(g)+naoh(s)-> nacl(s)+h2o(l)
Answers: 1
Chemistry, 22.06.2019 05:50
According to coulomb's law, how would the electrical force between particles change if the product of their electrical charge increased?
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Chemistry, 22.06.2019 10:30
What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5
Answers: 1
Chemistry, 22.06.2019 14:00
The content of manganese (mn) in steel was determined spectrophotometrically and with the use of the standard addition method. an unknown sample of mn from a digested steel sample gave an absorbance of 0.185 when analyzed spectrophotometrically. when 5.00 ml of solution containing 95.5 ppm mn was added to 50.0 ml of the unknown steel solution (digested sample), the absorbance was 0.248. calculate the concentration, in parts-per-million (ppm), of mn in the digested steel sample solution.
Answers: 3
Chemistry, 22.06.2019 16:40
The diagram below shows the movement of particles. what does this piece of evidence best support? the collision theory the maxwell-boltzmann distribution the effect of pressure on reaction rates the effect of temperature on reaction rates
Answers: 3
Calculate the standard enthalpy change for the following reaction at 25 °c. hcl(g)+naoh(s)-> nac...
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