1. How many atoms are in 2.15 moles of water?
*2. How many atoms of copper are in 12.0 grams?
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1. How many atoms are in 2.15 moles of water?
*2. How many atoms of copper are in 12.0 grams?
*3. How many moles of NH3 contain 1.75 x 10^24 molecules of?
4. Determine the number of molecules in 16.75 g of H2O ?
5. Find the formula for a hydrate with 48.8% MgSO4 & 51.2% H2O
6. What is the % by mass of C in Pb(C2H3O2)2?
(Questions with stars just don't make sense to me.)
Answers: 1
Chemistry, 22.06.2019 16:30, jrfranckowiak
At 20°c, a sample of h2o liquid and a sample of co2 gas each have the same average kinetic energy. why is one a liquid and the other a gas at this temperature?
Answers: 1
Chemistry, 23.06.2019 01:00, only1cache
Which is true concerning the products and reactants of photosynthesis and cellular respiration? a. the products of photosynthesis are sugars and the reactants of cellular respiration are starches. b. the products of photosynthesis are reactants in cellular respiration. c. oxygen is needed for photosynthesis and is given off in cellular respiration.
Answers: 2
Chemistry, 23.06.2019 06:00, girlwonder326
+= + + balance the equation on coefficients, ex. 1,1,1
Answers: 2
Mathematics, 12.03.2020 05:04
Mathematics, 12.03.2020 05:04