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When sensors in a car detect a collision, they cause the reaction of sodium azide,
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EP BASIC CHEMISTRY-STANDALONE ACCESS
- (6.6: Similar to For practice 6.10) The mixture of gas contains 3.5 g Ne and 2.5 g He. What is the total pressure be for the partial pressure of Ne to be 0.25 atm? O 1.5 atm O 0.43 atm O 2.1 atm O 1.2 atmarrow_forward9.3 The balanced equation below represents the chemical reaction, where 3 moles of sodium react with chlorine. 2Na + Cl2 → 2NaCt 9.3.1 Calculate the mass of sodium chloride formed. 9.3.2 Calculate the volume of chlorine at STP if it reacts with 3,5 moles of sodium.arrow_forward5. (8) A small bubble rises from the bottom of a lake, where the temperature and pressure are 7°C and 2.8 atm, to the water's surface, where the temperature is 27°C and pressure is 740 mmHg. Calculate the final volume in mL. of the bubble if it's initial volume was 1.5 mL.(706 mmHg = latm)arrow_forward
- 6. V₁6.00L P₁=730 P₂=760, (760.) (.) Calculate the final pressure inside a scuba tank after it cools from 1.00 x 10³ °C to 25.0 °C. The initial pressure in the tank is 130.0 atm. (6.00, 7. A sample of ammonia has a volume of 60.0 mL at 0°C. At what temperature will it have a volume of 325 mL? 60 77731arrow_forward320 29. Determine what happens to each variable below (increases, decreases, no change) under the stated conditions. Assume that all other variables not specifically mentioned are constant values. (10.4) (a) What happens to the pressure when the volume decreases? (b) What happens to the volume when the temperature increases? (c) What happens to the pressure when the temperature decreases? (d) What happens to the pressure when the amount of gas decreases? 30. Determine what happens to each variable below (increases, decreases, no change) under the stated conditions. Assume that all other variables not specifically mentioned are constant values. (10.4) (a) What happens to the volume if the amount of gas doubles? (b) What happens to the temperature when the pressure decreases? (c) What happens to the temperature when the volume increases? 34. Calculate the missing variables in each experiment below using Boyle's law. (10.5) (a) P, = 1.67 atm, V1 = 3.77 L, P2 = 0.229 atm, V2 = ? (b) P1 =…arrow_forward(6.5)What is the molar volume of argon gas at STP? O 15.3 L O 22.4 L O 4.00 L O 1.00 Larrow_forward
- (6.9: Similar to Example 6.15 & For Practice 6.15) Find the ratio of effusion rates of argon gas and chlorine gas. O 0.751 O 1.33 O 3.15 O 0.317arrow_forward(6.5:Similar to For More Practice 6.7) Density of a gas is 0.8916 g/L at 1.0 atm and 273 °C. Identify the gas. (Hint: Find the molar mass of the gas.) O oxygen (O₂) O chlorine gas (Cl₂) O argon (Ar) O none of thesearrow_forward(6.3)A gas occupies 50.0 L at 1525 mmHg. What volume (in L) will it occupy at 755 mmHg? Answer with 3 significant figures. Larrow_forward
- Fill in the blanks: (3.8) What volume (in mL) will 10.0 g of CO2 (g) Occupy at 27 °C and 2.00 atm? Atomic mass: C 12.01 O 16.00 Analysis (Given): T (CO2) = | K n mol (CO2) = %3D moL (3 sig fig) Answer: V (CO2) = mL %3D (3 sig fig)arrow_forward(6.7: Similar to For practice 6.12)In the reaction shown here, 955 mL of O2 forms at P = 0.950 atm and T-308 K. How many grams of Ag2O (molar mass = 231.8 g/mol) decomposed? 2Ag2O(s) --> 4 Ag(s) + O2(g) O 1.15 g O 0.574 g O 8.32 g O 16.6 garrow_forwardConsider the following reaction where Kc 3 6.30 at 723 К: 2 NH3 (g) N2 (g) + 3 H2 (g) A reaction mixture was found to contain 5.89×10-4 moles of NH3 (g), 1.92×10-2 moles of N2 (g), and 4.10x10-2 moles of H2 (g), in a 1.00 liter container. Indicate True (T) or False (F) for each of the following: 1. In order to reach equilibrium NH3(g) must be produced . 2. In order to reach equilibrium Kc must decrease . 3. In order to reach equilibrium N2 must be produced . 4. Qc is greater than Kc. 5. The reaction is at equilibrium. No further reaction will occur.arrow_forward
- Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage Learning