Chemistry, 22.10.2020 04:01 dani19cano
A cook had a jar containing a sweet food and a jar containing a sour food. The image above shows the sweet and sour foods. At room temperature, both foods are liquids. The same amount of energy was transferred into both substances. Later, one of the foods had changed phase while the other had not. Which food changed phase, and how did it change?
Answers: 1
Chemistry, 22.06.2019 01:30
If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)
Answers: 3
Chemistry, 22.06.2019 12:00
Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.
Answers: 2
Chemistry, 22.06.2019 13:30
An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum
Answers: 1
A cook had a jar containing a sweet food and a jar containing a sour food. The image above shows the...
Health, 13.03.2020 05:23
English, 13.03.2020 05:23
Mathematics, 13.03.2020 05:24
History, 13.03.2020 05:24
Biology, 13.03.2020 05:24
Mathematics, 13.03.2020 05:24
Mathematics, 13.03.2020 05:24
Mathematics, 13.03.2020 05:24