D. Oxygen and metal
They usually contain some form of metallic cation, given that carbonates are the most distributed minerals in the Earth's crust.
Hope this helped!
It could be a yes or no... to me because you try something you did try an put your work in to it when it was hard work.... I agree because you always try when you do something... if it can't be proven at least you tried on it
To answer this we would the answer choices.
1. Gather 11 cups and then fill each cup with 5 ounces of whole milk, next is take the first cup to add a known quantity of lactaid. As a control, take another cup and do not add any lactaid. After 1minute, pour a known quantity of Benedicts into cups of milk. Record the color (blue is the least amount of glucose progressing to green, then yellow, orange, red, and brick red/brown). Take another cup of milk and then add the lactaid and wait 5minutes next is add the Benedicks. Record the color, repeat steps 7-10 adding 5minutes each time until there are no cups left (15 minutes, 20, 25,30,35,40,45).
For the last is Graph the data and form conclusions.
