Why are atoms considered invisible

Which of the following is a common property or characteristic of a base? A. Sour taste B. Corrosive to skin, clothing, and other substances C. Increases the hydrogen ion concentration of a solution D. Slippery feel

What is the hybridization of the nitrogen atoms in n2?

What layer in the atmosphere contains the ozone layer

Isopropyl alcohol is mixed with water to produce a 38.0% (v/v) alcohol solution. How many milliliters of each component are present in 885 mL of this solution? (Assume that volumes are additive.)

Three measurements of 34.5m, 38.4m, and 35.3m are taken. If the accepted value of the measurement is 36.7m, what is the percent error for each measurement? A. 5.99%, 4.63%, 3.81% B. 5.09%, 4.06%, 3.08% C. 5.55%, 4%, 3%

A mixture of helium, neon, and xenon gases is made with the same mass of each gas. Which (if any) gas will have the highest partial pressure? a. They will all have the same partial pressure b. Xe c. He d. Ne

5.0 g of copper was heated from 20 degrees Celsius to 80 degrees Celsius. How much energy was used to heat Cu (specific heat capacity of Cu is 0.092 cal/g degrees Celsius)

Which pole is tilted towards the sun

What does it mean if a solid is malleable? A:it is comductive B: it is stretchable C: it is hard D: it is bendable

How can an atom become charged particle