the rate of reaction between magnesium and excess dilute hydrochloric acid was followed by measuring the mass of magnesium present at regular time intervals , two experiments were performed Both experiments used 0.1g of magnesium ribbon .the acid in experiment 1. Was less concentrated than experiments 2, Which graph shows the results of experiments? a) b) Mass of Mass of magnesium Magnesium 2 0 2 0Time Time c) d) Mass of Mass of Magnesium Magnesium 0 Time 0 Time

the rate of reaction between magnesium and excess dilute hydrochloric acid was followed by measuring the mass of magnesium present at regular time intervals , two experiments were performed Both experiments used 0.1g of magnesium ribbon .the acid in experiment 1. Was less concentrated than experiments 2, Which graph shows the results of experiments? a) b) Mass of Mass of magnesium Magnesium 2 0 2 0Time Time c) d) Mass of Mass of Magnesium Magnesium 0 Time 0 Time

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

Wellness Faculty Mo Use the following information to answer this question. smoke CO2 + H,0 02 hydrocarbons What type of chemical reaction is represented in the diagram? Select one: O a. a single-replacement reaction O b. No reaction is represented. c. a combustion reaction d. a formation reaction O Smoke Signal.pdf
Chemical handling and storage What is chemical ? How do you deal with chemical ? How are chemical storage ?
24
Which of these is *not* one of the indications listed in the textbook that a chemical reaction has possibly occurred a. A solid forms A solid O b. Bubbles form O c. Heat is produced/absorbed O d. A solid dissolves e. A colour change
Part A Look at the three bottles. What evidence is there that a chemical reaction took place? Part B Compare bottles 1 and 2. How do the amounts of the reactants compare? How do the amounts of the products compare? For these two bottles, does the amount of product appear to be proportional to the amount of ammonia used? Part C Compare bottles 2 and 3. How do the amounts of the reactants compare? How do the amounts of the products compare? For these two bottles, does the amount of product appear to be proportional to the amount of ammonia used? Part D Compare your answers in parts B and C. If your answers to those questions are different, explain why they’re different. Part E Imagine mixing 1 tablespoon of Epsom salt with 2 cups of ammonia. How much precipitate would be produced? Describe the amount of precipitate by comparing it with the amount in bottle 1, 2, or 3. Explain your prediction. i need them all answered please
19. Instructions: MAKE SURE TO CHECK) TIME . On a separate paper form the giver compound. Use the steps in drawing the i Answer in a separate paper then take a pl. of your answer and send it back here in genyo as attach file or send as a message. Just send your answer separately sa genyo as message if your are running out of time. 1. Magnesium and nitrogen 2. Potassium and oxygen R REMAINING 0.4 ms into an ionic formation. 0.3 BI U ABE 看 HTML
Why are the changes of state (e.g., boiling) not a chemical reaction A. Changes of state create new substances B. Changes of state do not create new substance C. Changes of state are always reversible D. Changes in state cannot always be detected E. Changes of state do not involve chemicals
Balance the equation
Refer to the attached photo for the following questionIf bromine water is further added to the product in the reaction, what is an expected result? (Assumestoichiometric proportions are equal)A. Bromine water becomes denser.B. Bromine water decolorizes.C. Bromine water has no reaction.D. Bromine water acidifies.
3. Complete the following neutralization reactions. Word equations should be completed as word equations, and chemical equations should be completed as balanced chemical reactions. a. sulphuric acid + lithium hydroxide → b. KOH + H₂SO4 12 4. For one of the fuels in gasoline, pentane (CH2), complete the following combustion reactions. Make certain your equations are balanced. a. complete combustion C+0₁ H₂→ 5 12 2 b. incomplete combustion C+012 + H₂
Industrial reactions are mostly carried out under standard-state conditions. it is also possible that the absence of stoichiometric proportions of the actual reactions will result to the incompletion of the reaction.A. Both statements are correct.B. Both statements are incorrect.C. Statement 1 is correct while Statement 2 is incorrect.D. Statement 1 is incorrect while Statement 2 is correct A reconstruction has resisted the combined efforts of the government’s militaryestablishments. It can at best be accomplished by a hen fed with the remains of the original. Thisanalogy best represents the concept of ___________.A. Spontaneous ProcessB. Non-Spontaneous ProcessC. Free Expansion ProcessD. Entropy
Which of the following is a gas-evolution reaction? A. 2 H2(g) + O2(g) → 2 H2O(g) B. None of the above are gas-evolution reactions. C. 2 C2H6(l) + 7 O2(g) → 4 CO2(g) + 6 H2O(g) D. NH4Cl(aq) + KOH(aq) → KCl(aq) + NH3(g) + H2O(l) E. MgSO4(aq) + Ba(NO3)2(aq) → Mg(NO3)2(aq) + BaSO4(s)