Chemistry, 01.07.2021 23:50 jc95704816
Complete combustion of 6.30 g of a hydrocarbon produced 20.1 g of CO2 and 7.21 g of H, O. What is the empirical formula
for the hydrocarbon? Insert subscripts as necessary.
empirical formula:
CH
Answers: 3
Chemistry, 23.06.2019 04:31
Use the drop-down menus to label each of the following changes p for physical change and c for chemical change. the substance changes to a new substance. the original substance can be recovered. the color changes. gas is produced and given off. the substance changes size, shape, or volume.
Answers: 2
Chemistry, 23.06.2019 10:00
The image shows the process of which is used in nuclear power plants. photo attached
Answers: 1
Chemistry, 23.06.2019 11:20
Sandy is building a small toy car. he wants to use a balloon to power the toy car. he fills a balloon with air and then attaches a straw to the balloon. he tapes the balloon-straw combination to the car and then releases the end of the balloon. the toy moves forward as the air from the balloon comes out the back of the straw. what can sandy do to make the toy car move faster? a) use less air in the balloon. b) blow up the balloon more. c) use a longer straw. d) use larger tires.
Answers: 2
Complete combustion of 6.30 g of a hydrocarbon produced 20.1 g of CO2 and 7.21 g of H, O. What is th...
History, 06.10.2020 16:01
History, 06.10.2020 16:01
Biology, 06.10.2020 16:01
Computers and Technology, 06.10.2020 16:01
Mathematics, 06.10.2020 16:01
Mathematics, 06.10.2020 16:01
Biology, 06.10.2020 16:01
Mathematics, 06.10.2020 16:01
Biology, 06.10.2020 16:01
Mathematics, 06.10.2020 16:01
Computers and Technology, 06.10.2020 16:01
Health, 06.10.2020 16:01