Which of the following is NOT an example of an ignition source?
O a) Power strip
Ob) Ope...
Chemistry, 11.03.2020 02:06 MayFlowers
Which of the following is NOT an example of an ignition source?
O a) Power strip
Ob) Open flame
O c) Hot surface
d) Static electricity
Answers: 1
Chemistry, 21.06.2019 15:50
Nitrogen dioxide reacts with water to form nitric acid and nitrogen monoxide according to the equation: 3no2(g)+h2o(l)→2hno3(l)+no(g) part a suppose that 4.2 mol no2 and 0.50 mol h2o combine and react completely. which reactant is in excess? express your answer as a chemical formula. nothing
Answers: 1
Chemistry, 21.06.2019 23:30
Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? a. the balloons both rise. the cold balloon is larger than the warm balloon. b. the balloons rise at the same rate. both balloons are the same size. c. the warm balloon expands and rises. the cold balloon shrinks and sinks. d. the cold balloon expands and rises. the warm balloon shrinks and sinks.
Answers: 2
Chemistry, 22.06.2019 05:30
Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?
Answers: 2
Chemistry, 22.06.2019 05:50
What are transitions between a liquid and gas called? identify which way they are transitioning
Answers: 2
History, 11.12.2020 09:30
English, 11.12.2020 09:30
English, 11.12.2020 09:30
Social Studies, 11.12.2020 09:30
Mathematics, 11.12.2020 09:30
Mathematics, 11.12.2020 09:40
Mathematics, 11.12.2020 09:40
Mathematics, 11.12.2020 09:40
Mathematics, 11.12.2020 09:40
Advanced Placement (AP), 11.12.2020 09:40