How many significant figures are there in the measurement 64,000 mg?

A. 2

B. 3

C. 4

D. 5

What is the bond angle of a regional planar molecule

Which of the following best describes a double-replacement reaction?

What common characteristic is generally shared by the elements at the center of a period?

The following reaction is exothermic. C6H12O6 (s) + 6O2 (g) ⇌6CO2 (g) + 6H2O (g) C6H12O6 (s) + 6O2 (g) ⇌6CO2 (g) + 6H2O (g) Predict the effect (shift right, shift left, or no effect) of increasing and decreasing the reaction temperature.

A woman with normal blood clotting has four children. They are a normal son a hemophiliac son and two normal daughter. The father have hemophiliac. Explain which parents gave the hemophiliac to the hemophiliac son.

How much of a 15.0M stock solution do you need to prepare 250ml of a 2.35ml hf solution?

A synonym for dwindled

A material that cannot be broken down farther by chemical means

How many of the following elements have 2 unpaired electrons in the ground state? C Te Hf Si A) 1. B) 2. C) 3. D) 4.

Which has a higher frequency, a neutron or electron? Why?