Question: Use the following information to answer the next question. 18mL of stock solution of hydrochloric acid is used to create a 250mL dilute solution with

Use the following information to answer the next question. 18mL of stock solution of hydrochloric acid is used to create a 250mL dilute

Use the following information to answer the next question. 18mL of stock solution of hydrochloric acid is used to create a 250mL dilute solution with pH of 4.50. 19. What is the concentration of the stock solution? A. 2.31010mol/L B. 4.4104mol/L C. 0.44mol/L D. 9.1mol/L An unknown substance was tested with different indicators. The following results show the colour of the substance after the indicator was added: 20. What is the pH range of the unknown substance? A. 3.212.0

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Chemistry Questions!

The following data were obtained from a study of the times required to conduct a consumer test panel study: Costs are given in thousands of dollars, time in weeks. (a) Find the all-normal schedule...

Can someone help me out? I am trying to study for finals and i did a mock test and got these 3 questions wrong. can someone clarify where I went wrong, and solve them correctly? Thank you in advance!...

PLEASE PLEASE PROVIDE THEH FORMULA AND THE CORRECT SOLUTION IN CLEAR WRITING! THANK YOU SO MUCH FOR YOUR HELP!!!! Use the following information to answer the next question. Before fleeing Denmark in...

MATH 106 Week 8 LEO Discussion Topic Exercises Version: 2015-1 Linear Programming 1. Graphically solve the following: Maximize , subject to: f 6x y 2. x y 8 3x y 0 y 0 Solve the given linear...

You have $20,000. After the "success" of the sequel of the "Hunger Games", you want to know if Lions Gate Entertainment Corp. (NYSE:LGE) is a good buy. The firm's total risk is 19%, its systematic...

Problem 1 The following list of accounts and their balances represents the unadjusted trial balance of Alt Company at December 31, 2012: Cash $ 29,090 Equity Investments (trading) 60,000 Accounts...

can any expert help me with the below assignment just only 2 questions ,please read the requirment word by word and be careful about the style of the reference(APA) , file 3.1 is for question...

Cash Flows From Working It may surprise you that there are cash flows associated with holding a job. Using the examples provided in Chapter 6, construct a simple cash flow statement and payback...

I have provided you with a Comprehensive Budget Illustration of a master budget for Rainy Days Umbrella. You will use the following information to create the same budgets that Rainy Days Umbrella...

.Help me answer all : Compare flexible and fixed exchange rate regimes, which of the following statement is correct? Under a flexible exchange rate the central bank cannot use monetary policy to...

Note: For this problem, you will compute an efficient portfolio in Excel using matrix algebra. To receive credit for this problem you must attach a printout of your calculations in Excel. You have $1...

Consider the linear system Ar = b where 2 5 10 8 32 1 8 13 A = 8. b = -16 (a) Compute the PA = LU factorization of A. Use exact arithmetic. Show all intermediate calcu- lations, including Gauss...

An inflated rubber balloon is rubbed with a wool cloth until an excess of 8.3 109 electrons is on the balloon. What is the magnitude of the charge on the balloon?

An LBO makes sense to the equity investors if the present value of free cash flows to the firm is less than the total proposed investment to buy the firm. Group of answer choices True False

8:37 * N. 80% i ... OBJECTIVES: Create relationships Create a Pivot Table from Related Tables Create a PivotChart Modify the PivotChart The major section in this chapter :ontinuation is: Data...

In what ways do you feel digital media have made a positive versus negative impact on delivering advertising?

What might be a good premium for a beer brand? What about for a major appliance, a tanning salon, a restaurant?

Discuss the ethics of installing tracking devices through the internet without the users knowledge.