Chemistry, 02.08.2019 23:00 aksatx4035
What are the missing coefficients for the skeleton equation below? na2so4 + koh(aq) --> naoh + k2so4(aq) question options: 2, 12, 4, 6 4, 6, 2, 3 1, 6, 2, 3 1, 2, 2, 1
Answers: 2
Chemistry, 22.06.2019 10:30
Which characteristics can be used to differentiate star systems? check all that apply.
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Chemistry, 22.06.2019 18:30
Which of the following nuclei would be the least stable a 2 protons, 2 neutrons b 1 proton 1 neutron c 1 proton 3 neutrons d 1 proton 2 neutrons
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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 01:30
What is the importance of interlocking the fingers and rubbing while washing hands? the palms are the dirtiest parts of the hands. the spaces between the fingers get washed. the backs of the hands get washed. the fingernails are the dirtiest parts of the hands
Answers: 1
What are the missing coefficients for the skeleton equation below? na2so4 + koh(aq) --> naoh +...
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