What is an example of a microorganism acting in a harmful way? Question 8 options:

A)Bacteria infecting a cut.

B)Bacteria aiding in digestion.

C)Bacteria used to create yogurt.

D)Fungi decomposing waste in a septic tank

0.66y = 0.9x + 0.48 if y has a value of 108.45 what is the value of x?

Explain which group an element with the electron configuration 1s2 2s2 2p6 3s2 3p6 3d1 4s2 belongs to.

When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?