A gamma wave has
energy than a radio wave.
A television wave has a
th...
Chemistry, 07.07.2021 01:00 06jesher44395
A gamma wave has
energy than a radio wave.
A television wave has a
th
Answers: 3
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 19:20
15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.
Answers: 1
Chemistry, 22.06.2019 21:00
Write a balanced equation showing the formation of copper (ii) nitrite from its elements
Answers: 1
Chemistry, 23.06.2019 05:00
If 15 drops of ethanol from a medicine dropper weigh 0.60g, how many drops does it takes from a dropper to dispense 1.0ml of ethanol? density of ethanol is ethanol is 0.80g/ml.
Answers: 2
Computers and Technology, 27.01.2020 19:31
Social Studies, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31
History, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31
Social Studies, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31
History, 27.01.2020 19:31
Mathematics, 27.01.2020 19:31
Physics, 27.01.2020 19:31
English, 27.01.2020 19:31