An example of a negative mutation

Select all that apply. choose the two correct statements below. the elements of the halogen family are very reactive because: they readily lose one valence electron. they require only one electron to complete their outer shell.

A 15.0 mL sample of a liquid has a mass of 12.3 g. What is the density of the liquid? A. 0.820g/mL B. 1.22g/mL C. 185g/mL D. 12.3g/mL

What happened to the moon and earth if the sun did not exist

Choose the pair of substances that are most likely to form a homogeneous solution. A) KI and HgB) LiCl and C6H14C) C3H8 and C2H5OHD) F2 and PF3E) NH3 and CH3OH

Calculate the mass of each product formed when 84.3 g of silver sulfide reacts with excess hydrochloric acid: ag2s (s) + hcl (aq) → agcl (s) + h2s (g)

The correct formula for aluminum phosphide

Why does temperature increase with altitude through the stratosphere? The stratosphere is closest to the sun. The ozone layer is found in the stratosphere. All layers of the atmosphere increase in temperature with altitude.

Pretend you are the size of an atom and you are observing a reaction between a potassium ion and a fluorine atom. Describe how an ionic bond forms as the atoms react.

Calculate how to prepare 250.00 ml of approximately 1.0 m hcl solution from the 2.5 m hcl solution. show your work.

If the volume of 0.100M HCl delivered to 10.0mL of NaOH is 12.0mL the NaOH concentration is