Join StudySoup for FREE

Get Full Access to
csulb - CHEM 11103 - Study Guide - Midterm

Description

Reviews

1.How many hours will it take to cook a meal for 4 people if it 30 minutes to cook a meal for one person? a) 1/2 hour b) 1 hour c) 2 hours d) 3 hours 2. How many scientific figures are in 0.070500? a) 2 b) 3 c) 4 d) 5 3. Convert it into scientiDon't forget about the age old question of erin merz

We also discuss several other topics like syncytial epidermis

We also discuss several other topics like anthropology 2200 osu

We also discuss several other topics like biology midterm study guide

If you want to learn more check out ∙ How Motives and Leadership Style affects a group’s climate?

If you want to learn more check out spanish 1001

fic notation: 0.000405 a) 4.05 × 10−4 b) 4.05 × 104 c) 405 × 106 d) 4.0× 105 4. 0.90759+0.500+1.90+3.30759 a) 6.61518 b) 6.615 c) 6.62 d) 7 5. Convert Km/mL to m/L a) 1.0 × 106 b) 1 c) 1000 d) Cannot be determined 6. If you can run a kilometer in 15 minutes. How many miles can you run in an hour? Round. a) 3 b) 2 c) 1 d) 0.5 7. What is the density of an object that weighs 2kg and displaces 3 L of water? Convert it to grams/ milliliters a) ⅔ b) 3/2 c) 200/300d) 0 8. How many atoms are present in 0.20 mol of Li a) 1.2× 1023 b) 1.2044 × 1023 c) 1 d) 1.2 9. How many mols are in 1.30 × 10 molecules of water? 24 a) 0 b) 0.22 c) 0.216 d) 0.21588 10. How many atoms are in 0.56 mol of H2 a) 6.7× 1023 b) 6.74 × 1023 c) 3.4× 1023 d) 3.0× 1023 11. Balance this reaction: C3H8 + O2 CO2 → + H2O A) C3H8 + O2 CO2 → 3 + H2O B) 3C3H8 + O2 CO2 → + 4H2O C) C3H8 + 5O2 CO2 → 3 + 4H2O D) C3H8 + O2 CO2 → + 2H2O 12. What is the chemical formula for magnesium sulfide? a) MnS2 b) MnCl2 c) Mg2S2 d) MgS 13. What are the six strong acids? Bases? 14. Is KOH soluble (aqueous)? 15. Write the formula for Copper(II) sulfate heptahydrate 16. Find the empirical of a compound within 24.5g of nitrogen and 70.0g of Oxygen. 17. Carbon= 60.00%, Hydrogen=4.48%, Oxygen=35.52% in CxHyOz. What is the empirical formula?18. What mass( in grams)of Iron(III) oxide contains 58.7 grams of Iron? Iron(II) oxide has 69.94% iron by mass. 19. The products of acid and base mixed together are…... 20. TiO2(g) + 2C (s)→Ti(s) +2CO(g). There is 28.6 grams of Carbon, 88.2 grams of titanium oxide and 42.8 of titanium. Find the limiting reactant, and percent yield. 22. Name the acids: a) HCl b) HNO3 c) HBr d) H3PO3 e) HClO f) H2SO4