Chemistry, 21.05.2021 01:20 Bjehnsen3720
5) Bob was walking home from school at a rate of 2 miles per hour at 3:30 and at 4:00, he
was walking 4 miles per hour. What was his rate of acceleration during that time? (Hint:
Him needs to be in hours, not minutes.)
Answers: 1
Chemistry, 22.06.2019 02:00
How many moles of magnesium is 3.01 x10^22 atoms of magnesium?
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 12:00
Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) h° = -514 kj le châtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon
Answers: 2
5) Bob was walking home from school at a rate of 2 miles per hour at 3:30 and at 4:00, he
was walki...
Mathematics, 15.05.2021 04:30
Arts, 15.05.2021 04:30
Mathematics, 15.05.2021 04:30
Mathematics, 15.05.2021 04:30
Mathematics, 15.05.2021 04:30
Mathematics, 15.05.2021 04:30
Chemistry, 15.05.2021 04:30
Mathematics, 15.05.2021 04:30
Mathematics, 15.05.2021 04:30
Social Studies, 15.05.2021 04:30