Which equation represents a single replacement reaction that can occur?

A. 2 Cu + FeSO4 → Fe + Cu2SO4

B. Ag + KNO3 → K + AgNO3

C. l2 + MgCl2 → Cl2 + Mgl2

D. K + NaF → KF + 2 Na

Explain how a Buffer acts to resist pH change in a system upon addition of an acid or a base

Puede formarse un enlace ionico entre atomos de un mismo elemento quimico?

Which element in period 3 has the largest atomic radius?

Male pattern baldness is a sex - linked trait, carried on the X sex chromosome. Therefor, genetics is a contributing factor to premature balding. true or false?

Describe the preparation of 350 mL of 1.20 M from the commercial reagent that is 86% (w/w) and has a specific gravity of 1.71

The electron configuration 1s22s22p63s23p6 represents which noble gas?

What are some disadvantages of incinerators?

What mass of potassium chlorate would contain 40grams of oxygen?

Identical forces act for the same length of time on two different masses. The change in momentum of the smaller mass is A) smaller than the change in momentum of the larger mass, but not zero. B) zero.

How many nuclei of 238 92 U 92 238 U remain in a rock if the activity registers 290 decays per second? (Note that the half life of Uranium-238 is 4.468x109 years)