Chemistry, 23.07.2019 16:10 blythephillips2734
You need a 30% alcohol solution. on hand, you have a 200 ml of a 10% alcohol mixture. you also have 55% alcohol mixture. how much of the 55% mixture will you need to add to obtain the desired solution?
Answers: 2
Chemistry, 22.06.2019 11:00
3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? c) is the solution acidic, basic, or neutral?
Answers: 1
Chemistry, 22.06.2019 12:30
Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)
Answers: 1
Chemistry, 22.06.2019 21:30
Electromagnets coils of wire paper clips picked up 10 3 15 6 20 9 25 12 ms. owens' class was studying magnets. ms. owens showed her students how to make an electromagnet using a nail, a d-cell battery, and plastic coated wire. the students wrapped the wire around the nail and then attached the ends to the battery. when they were finished, they tested their magnets by investigating how many paperclips their magnets could pick up. they also tested whether they could increase the strength of their electromagnets by using more coils of wire. they recorded the class average of their results in the data table seen here. ms. owens asked her students to graph their data in a line graph. how should the students label the x-axis on their line graph? a) size of battery b) number of paper clips c) number of coils of wire d) strength of electromagnet
Answers: 2
Chemistry, 23.06.2019 03:30
The molar mass of iron(fe) is 55.8 g/mol. what is the mass in grams of 2.25 moles of iron?
Answers: 1
You need a 30% alcohol solution. on hand, you have a 200 ml of a 10% alcohol mixture. you also have...
Mathematics, 03.04.2021 22:50
Mathematics, 03.04.2021 22:50
Mathematics, 03.04.2021 22:50
Mathematics, 03.04.2021 22:50
World Languages, 03.04.2021 22:50
Computers and Technology, 03.04.2021 22:50
Mathematics, 03.04.2021 22:50
Geography, 03.04.2021 22:50
Mathematics, 03.04.2021 22:50
Physics, 03.04.2021 22:50
Mathematics, 03.04.2021 22:50