subject
Chemistry, 06.12.2019 20:31 chefjones06p0gvlh

Pre-lab questions 1 point each unless otherwise noted
1. would you expect any charged particles in distilled / de-ionized water? why or why not?
2. the chemical formula for table sugar is c12h22o11. is sugar a covalent or an ionic compound?
3. does sugar dissolve in water?
4. the chemical formula for table salt is nac1. is salt a covalent or an ionic compound?
5. does salt dissolve in water?
6. define electrolyte.
7. hypothesis: 4 points write a statement you can test using distilled water, a sugar water solution, a salt-water solution, and conductivity of those solutions. this can be one sentence or a separate sentence for each substance tested. example: a sample of distilled water will (or will not) conduct electricity.
8. independent variable:
9. dependent variable:
10. experiment / procedure: 4 points write a series of step-by-step detailed instructions of how you would test the conductivity of each substance. don’t forget to also tell how you want the sugar and salt solutions made.
11. data / observations: 4 points set up a table or list observations for each solution tested.
12. conclusion: 4 points tell how your experiments agreed or disagreed with the hypotheses stated earlier.

ansver
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 21.06.2019 22:00, penelopymorales24
Match each object to its description: a. coma of a comet b. comet tail c. oort cloud haze surrounding a nucleus created by solar wind. hypothetical sphere around the solar system
Answers: 1
image
Chemistry, 22.06.2019 13:30, Axe15x
Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves
Answers: 1
image
Chemistry, 22.06.2019 19:00, royaltyjl11
What is the molecular weight of copper
Answers: 1
image
Chemistry, 23.06.2019 01:00, Joesefsky
What type of chemical bond is formed between two atoms of bromine 1. metallic 2. hydrogen 3. ionic 4. covalent
Answers: 1
You know the right answer?
Pre-lab questions 1 point each unless otherwise noted
1. would you expect any charged particle...

Questions in other subjects:

Konu
Mathematics, 11.10.2019 06:20
Konu
Mathematics, 11.10.2019 06:20
Konu
Social Studies, 11.10.2019 06:20
Konu
Mathematics, 11.10.2019 06:20