Answers: 2
Another question on Chemistry
Chemistry, 22.06.2019 12:00
Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.
Answers: 1
Chemistry, 22.06.2019 20:00
Phosphoric acid is a triprotic acid ( =6.9×10−3 , =6.2×10−8 , and =4.8×10−13 ). to find the ph of a buffer composed of h2po−4(aq) and hpo2−4(aq) , which p value should be used in the henderson–hasselbalch equation? p k a1 = 2.16 p k a2 = 7.21 p k a3 = 12.32 calculate the ph of a buffer solution obtained by dissolving 18.0 18.0 g of kh2po4(s) kh 2 po 4 ( s ) and 33.0 33.0 g of na2hpo4(s) na 2 hpo 4 ( s ) in water and then diluting to 1.00 l.
Answers: 3
Chemistry, 23.06.2019 05:30
What is the body’s main processing system? it uses input from various parts to control voluntary and involutiontary movement. it’s composed of two main parts-the brain and spinal cord. a. nbs b.cns c. ans d. pns
Answers: 1
You know the right answer?
Given that 1000 g = 1 kg, how many grams are equal to 52.3 kg?...
Questions
Spanish, 06.10.2019 04:01
History, 06.10.2019 04:01
Mathematics, 06.10.2019 04:01
Mathematics, 06.10.2019 04:01
Biology, 06.10.2019 04:01
History, 06.10.2019 04:01
Mathematics, 06.10.2019 04:01
Computers and Technology, 06.10.2019 04:01
Mathematics, 06.10.2019 04:01
Mathematics, 06.10.2019 04:01
