Chemistry, 14.10.2020 14:01 angelahouston8854
A property is an aspect of matter that can be observed or measured without changing its chemical composition. Examples of properties include molecular weight, and A property may only be observed by changing the chemical identity of a substance. In other words, the only way to observe a property is by performing a chemical reaction. This property measures the potential for undergoing a chemical change. Examples of chemical properties include and oxidation states
Answers: 3
Chemistry, 21.06.2019 23:30, mastershadow2018
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 08:00, tchase0616
What is the molarity of 60.0 grams of naoh dissolved in 750 milliliters of water? a) 1.1 m b) 2.0 m c) 12 m d) 75 m
Answers: 1
Chemistry, 22.06.2019 09:30, raizagisselle1694
Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?
Answers: 3
A property is an aspect of matter that can be observed or measured without changing its chemical com...
Mathematics, 31.01.2020 05:54
Mathematics, 31.01.2020 05:54