Which factor causes water to form small drops on a waxy surface?

van der Waals forces

hydrogen bonding

London dispersion forces

ionic bonding

How many grams are in 2.30 x 10^24 atoms in silver

Will maynez burns a 0.8-g peanut beneath 76 g of water, which increases in temperature from 22âc to 46 âc. (the specific heat capacity of water is 1.0 cal / (gââc).)

According to the quantum-mechanical model of the atom established by shrödinger, where may the electrons of an atom be found?

Determine the final concentration when 250mL of 3M solution is dilluted to a final volume of 850mL. (Enter Number)

The half life for the radioactive decay of rubidium-87 to strontium-87 is 4.88 * 10 years. Suppose nuclear chemical analysis shows that there is 0.728 mmol of strontium-87 for every 1.000 mmol of rubidium-87 in a certain sample of rock.

When studying historical geology, which type of rock provides the most useful evidence for uncovering what occurred? metamorphic igneous basalt igneous granite sedimentary

Calculate the molar solubility of ca (io3) 2 in each solution below. the ksp of calcium iodate is7.1 * 10-7.

At normal temperature and pressure, air has a density of 0.001184 g/mL. What is the mass of air in a room that is 3.07 m by 3.00 m by 3.77 m? Answer in units of kg.

A gas made up of atoms escapes through a pinhole 0.155 times as fast as h2 gas. write the chemical formula of the gas.

Calculate the mass percent composition of lithium in Li3PO4. A) 26.75 % B) 17.98 % C) 30.72 % D) 55.27 % E) 20.82 %