Chemistry, 02.11.2020 01:50 Marisolv06
A student wants to demonstrate the size of a magnetic field to a friend. Which activity should the student
perform
A
Suspend a magnet freely using a threes, and compare its alignment with a compass.
B
Cut a magnet in half and bring the hares together to show they attract each other.
Š”
Sprinke iron filings around the magnet, and observe the pattern in which the iron fillings arrange
themselves
Put an ron baarith a magnet and cring the bar close to the magnet to show that they attract each
D
Answers: 3
Chemistry, 21.06.2019 20:30
14. complete and balance the equations for the single displacement reactions. a. zn + pb(no3)2 -> b. al + niso4 -> 15. complete and balance the equations for the double displacement reactions. a. agno3(aq) + nacl(aq) -> b. mg(no3)2(aq) + koh(aq) -> 16. complete and balance the equations for the combustion reactions. a. __ ch4 + o2 -> b. __ c3h6 + o2 -> c. + o2 ->
Answers: 2
Chemistry, 23.06.2019 00:00
In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above
Answers: 3
Chemistry, 23.06.2019 00:50
Which of the following warnings would an agricultural chemist tell a farmer who wants to recycle his or her own ammonia? recycling ammonia is a difficult process that sometimes takes weeks. recycling ammonia requires a degree in biochemistry or a related field. recycling ammonia can be harmful because it is highly flammable and toxic. recycling ammonia costs too much money considering the price of the necessary chemicals.
Answers: 1
A student wants to demonstrate the size of a magnetic field to a friend. Which activity should the s...
Mathematics, 10.11.2019 03:31
Mathematics, 10.11.2019 03:31
Social Studies, 10.11.2019 03:31
Social Studies, 10.11.2019 03:31
Health, 10.11.2019 03:31
Biology, 10.11.2019 03:31
Geography, 10.11.2019 03:31
Mathematics, 10.11.2019 03:31
History, 10.11.2019 03:31
Chemistry, 10.11.2019 03:31