Chemistry, 16.03.2020 10:01 marlesly87
A solution of sodium hydroxide 0.2 mol/dm³ was neutralised by 20 cm³ of sulphuric acid 0.1 mol/dm³ in reaction of neutralisation. Find the volume of sodium hydroxide that was used in the reaction.
Answers: 2
Chemistry, 22.06.2019 15:00
Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.
Answers: 2
Chemistry, 22.06.2019 15:00
Which are forms of frozen water? check all that apply. dew frost hail rain sleet
Answers: 2
Chemistry, 22.06.2019 20:40
Select the correct value for the indicated bond angle in each of the compounds. o−o−oo−o−o angle of o3 90° 109.5° < 109.5° 120° < 120° 180° f−b−ff−b−f angle of bf3 180° < 109.5° < 120° 120° 109.5° 90° f−o−ff−o−f angle of of2 < 120° 120° 90° 109.5° 180° < 109.5° cl−be−clcl−be−cl angle of becl2 90° 109.5° 180° 120° < 109.5° < 120° f−p−ff−p−f angle of pf3 90° 109.5° < 109.5° 180° 120° < 120° h−c−hh−c−h angle of ch4 90° < 109.5° 180° 120° < 120° 109.5°
Answers: 1
Chemistry, 23.06.2019 02:00
To calculate the molarity of a solution, you need to know the moles of solute and the
Answers: 2
A solution of sodium hydroxide 0.2 mol/dm³ was neutralised by 20 cm³ of sulphuric acid 0.1 mol/dm³ i...
Mathematics, 04.03.2021 02:20
Mathematics, 04.03.2021 02:20
Biology, 04.03.2021 02:20
Biology, 04.03.2021 02:20
Mathematics, 04.03.2021 02:20
Mathematics, 04.03.2021 02:20
World Languages, 04.03.2021 02:20
Mathematics, 04.03.2021 02:20
Mathematics, 04.03.2021 02:20
Mathematics, 04.03.2021 02:20
Mathematics, 04.03.2021 02:20