Which compound is classified as a hydrocarbon?

(1) butanal (3) 2-butanol

(2) butyne (4) 2-butanone

Which two minerals have compositions that are most similar to calcite

What are the Isotopes of iron

What value should you calculate when pka2 and pkb2 are added together?

Explain the properties of the substance around us depend on the atoms and molecules that compose them

Nickel has an atomic mass of 58.69, and cobalt has an atomic mass of 58.93. Despite this, Mendeleev listed cobalt before nickel in his periodic table. What information caused Mendeleev to order the elements in this way?

If you were given 10.0 mL of 2.0 M H3X, how many milliliters of 2.0 M NaOH would it take to completely neutralize the acid?

What are some solid mixtures in a classroom

What is the electron configuration of aluminum?

What is the volume of an object with a height of 2.3cm, a width of 2.4cm, a mass of 17.5g, and a length of 20cm?

Is layers of sediment forming at the bottom of the ocean erosion?