Answer:
A . 6.3 In a healthy pond, the temperature is 16°C (61°F). What is the most likely pH of this pond
Answer:
A wet-cell battery is the original type of rechargeable battery.
An example of a wet cell battery is a lead-acid battery.
Explanation:
3 first sig fig
6 second sig fig
5 third sig fig
4 not more than 5, so do not change 5 to 6
0.0365
Answer:
It organizes all of the elements and it allows you to easily find the groups of elements such as
Group 1 of the periodic table consists of hydrogen and the alkali metals
Group 2 consists of the alkaline metals (batteries!)
Groups 3–12 contain transition metals
Groups 13–16 each contain at least one metalloid
Group 17 contains halogens
Group 18 consists of noble gases which are stable.
It is easy to read and theres a song to help you memorize them online.
Explanation:
Answer:
Explanation:
Calculate the pOH for a solution that has a hydroxide ion, (OH-) concentration of 5.02 X 10-4 M.
Calculate the pH.
Note: the answers should have three significant figures
