A gold coin contains 3.47*10^23 gold atoms. what is the mass of the coin in grams

Using Le Châtelier's Principle, explain why people suffering from carbon monoxide poisoning are given pure oxygen to breathe in order to reverse the poisoning?

Typically, water runs through the baseboard copper tubing and, therefore, fresh hot water is constantly running through the piping. However, consider a pipe where water was allowed to sit in the pipe. The hot water cools as it sits in the pipe.

2+2 because i really know im just trying something real quick

The rock cycle the rock label b is

2al (c2h3o2) 3 + 3baso4 → al2 (so4) 3 + 3ba (c2h3o2) 2 which type of chemical reaction does this equation represent? f synthesis g neutralization h oxidation-reduction j double-replacement

Convert: 65 kg to mg 65,000 mg O 65,000,000 mg O 65 mg

F. How many representative particles are in 6.78 moles of sucrose C12H22011?

The ratio of the lengths of two sides of a right triangle forms a

What element is used in making thermometers

How many dots are shown in the electron dot diagram for calcium, in group II and period 4 with 20 protons and 20 electrons? a. four c. eight b. two d. twenty