Severus is only using water as a solvent and thus can use only water-soluble compounds.
Which...
Chemistry, 10.03.2020 04:12 bracefacer42
Severus is only using water as a solvent and thus can use only water-soluble compounds.
Which of the following can’t Severus use? That is, which one of the following is insoluble in water.
A) NaC2H302
B) NHABr
C) NH4NO3
D) BaSO4
E) KCl
Answers: 2
Chemistry, 21.06.2019 20:30
Which of the following true? a_volcanoes and earthquakes often near the plate boundaries. b_volcanoes occur whereve there are tall mountains. c_earthquakes cause volcanoes in the same location to erupt violently d_volcanoes and earthquakes occur only where plates are colliding with each other
Answers: 2
Chemistry, 21.06.2019 21:00
Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?
Answers: 1
Chemistry, 22.06.2019 05:00
1)each group 16 element has how many valence electrons? ( )4 ( )6 ( )8 ( )16 2)how many dots appear in the dot structure for calcium ion, ca2+? ( )zero ( )one ( )two ( )eight 3) which of the following atoms forms a cation to obtain an octet of outer shell electrons? ( )magnesium ( )oxygen ( )fluorine ( )helium 4) an al3+ ion contains 13 protons and 10 electrons. ( )true ( )false 5) valence and non-valence electrons are represented in lewis dot structures. ( )true ( )false
Answers: 3
Chemistry, 22.06.2019 07:20
The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.
Answers: 1
Arts, 09.12.2020 06:00
Computers and Technology, 09.12.2020 06:00
History, 09.12.2020 06:00
Mathematics, 09.12.2020 06:00
English, 09.12.2020 06:00
Mathematics, 09.12.2020 06:00
Arts, 09.12.2020 06:00
Social Studies, 09.12.2020 06:00
Mathematics, 09.12.2020 06:00
English, 09.12.2020 06:00
Mathematics, 09.12.2020 06:00
Mathematics, 09.12.2020 06:00