I have 4 moles of CO₂. How many molecules of CO₂ is this? Show your work. Scientific notation example: 6.02 x 10^23

The molecular weight of NaCl is 58.44 grams/mole. If you had a 1.0 molar solution (1.0 M), you would have to put 58.44 g of salt in 1.0 liter of solution. How many moles of NaCl would you have in 100 mL of this solution

What is the intermolecular force that exists between a calcium ion and water?

2. How are a food chain and a food web different? A. A food chain shows only one path of energy flow whereas a food web shows all the possible food chains in an ecosystem. B.

The most common isotope of chromium has a mass number of 52. Which notation represents a different isotope of chromium? a. 52/25Cr b. 54/24Cr c. 24/32Cr d. 24/54Cr

Which of the elements has the highest first ionization energy C Si Ge Sn Pb

If a plane is traveling300 mph how long will it take to travel 1800 miles

What substance is a diatomic molicule

What does the atomic mass of an element represent

Which type of reaction is the Haber process: N2 (g) + 3 H2 (g) → 2 NH3 (g) + heat? * exothermic, with an increase in entropy exothermic, with a decrease in entropy endothermic, with an increase in entropy endothermic, with a decrease in entropy

What is the hydroxide ion concentration of a solution that has a pH of 9.630?