Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on May 22, 2022

How many grams of sucrose (C12H22O11, molar mass: 342.29 g/mol) are needed to lower the freezing point of 100 g of water by 25.00 C?

How many grams of sucrose (C12H22O11, molar mass: 342.29 g/mol) are needed to lower the freezing point of 100 g of water by 25.00 °C? (Kf for water is 1.86 °C/m)

a) 2.912 g
b) 955 g
c) 10.5 g
d) 459.7 g
e) none of these

Step by Step Solution

★★★★★

3.42 Rating (146 Votes )

There are 3 Steps involved in it

Step: 1

AT f Since formula to calculate is given by ATiKm Since K of water is 186Cm and i value for s... blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Chemistry

Authors: Raymond Chang

10th edition

77274318, 978-0077274313

More Books

Students also viewed these Accounting questions

Question

★★★★★

How many grams of sucrose must be dissolved in 90g of water to have a solution with a concentration of 20%?

Answered: 1 week ago

Question

★★★★★

How many grams of ethylene glycol, CH2OHCH2OH, must be added to 37.8 g of water to give a freezing point of 0.150C?

Answered: 1 week ago

Question

★★★★★

How many grams of N2 are needed to produce 2.17 mol of NH3 when reacted according to this chemical equation? N2(g) + 3H2(g) ( 2NH3(g)

Answered: 1 week ago

Question

★★★★★

Life Science Incorporated (LSI) is a firm with no debt and its 20 million shares are currently trading for $16 per share. Based on the prospects for one of LSI's new drugs, management feels the true...

Answered: 1 week ago

Question

★★★★★

Construct a dot plot of the perceived age estimates and describe the shape of the distribution. What percentage of the perceived ages are below the industrys code provision of 25 years old? Do you...

Answered: 1 week ago

Question

★★★★★

=+2. How can email marketing be used to create awareness? leads and conversion? retention and loyalty? brand image and reputation?

Answered: 1 week ago

Question

★★★★★

explain why effortrecovery theory and allostatic load theory form suitable frameworks for understanding the role of recovery from work;

Answered: 1 week ago

Question

★★★★★

The Cincinnati Zoo and Botanical Gardens had a record attendance of 1.87 million visitors in 2017 (Cincinnati Business Courier website). Nonprofit organizations such as zoos and museums are becoming...

Answered: 1 week ago

Question

★★★★★

Show that in any set of n positive integers, where n 2, there must be a pair with a difference that is a multiple of n 1.

Answered: 1 week ago

Question

★★★★★

The bills of materials for two finished products (D and E), inventory status, and other relevant information are given below. Compute the planned order releases and projected on-hand balances for...

Answered: 1 week ago

Question

★★★★★

UNIT - II a ) Justify how DES operates on 6 4 - bit blocks using key size of 5 6 bits.

Answered: 1 week ago

Question

★★★★★

Suppose that the domestic demand and supply for hats in a small open economy are given by. where Q denotes quantity and P denotes price. a. If the world price is 10, what is the free trade level of...

Answered: 1 week ago

Question

★★★★★

An analysis of the transactions of Pickett Shipping Services for the month of May appears below. Line 1 summarizes Pickett's accounting equation data as of May 1; lines 2-10 represent the...

Answered: 1 week ago

Question

★★★★★

Great Outdoors Airlines, Inc., operates leased amphibious aircraft and docking facilities, equipping the firm to transport campers and hunters from British Columbia, Canada, to outpost camps owned by...

Answered: 1 week ago

Question

★★★★★

Ashley Conners owns La Jolla Art Company, a firm providing designs for advertisers, market analysts, and others. On July 1, the business's general ledger showed the following normal account balances:...

Answered: 1 week ago

Question

★★★★★

University Sales had the following transactions for T-shirts for 2011, its first year of operations. During the year, University Sales sold 725 T-shirts for $\$ 20$ each. Required a. Compute the...

Answered: 1 week ago

Question

★★★★★

Belden, Inc. acquires 30 percent of the outstanding voting shares of Sheffield, Inc. on January 1, 2017, for $316,000, which gives Belden the ability to significantly influence Sheffield. Sheffield...

Answered: 1 week ago

Question

★★★★★

Using the information presented in Problem 13.4B, prepare a partial statement of cash flows for the current year, showing the computation of net cash flows from operating activities using the...

Answered: 1 week ago

Question

★★★★★

The Kf for the complex ion formation between Pb2+ and EDTA4- Ph" + EDTA" Pb(EDTA)2

Answered: 1 week ago

Question

★★★★★

For the reaction Calculate the average bond enthalpy in O3. 0(g) + O2(g)- O3(g) ' =-107.2 kJ/mol

Answered: 1 week ago

Question

★★★★★

(a) The formula of the simplest hydrocarbon is CH4 (methane). Predict the formulas of the simplest compounds formed between hydrogen and the following elements: silicon, germanium, tin, and lead. (b)...

Answered: 1 week ago

Question

★★★★★

9.8 Suppose a researcher comes to you for advice about the analysis of an experiment she has conducted. She has used 5 treatments and she has 9 observations for each treatment. She shows you the...

Answered: 1 week ago

Question

★★★★★

9.7 A researcher comes to you with data from a block design. For comparing 4 treat- ments he has used 5 blocks each with 4 experimental units. He took 2 measure- ments on each experimental unit. He...

Answered: 1 week ago

Question

★★★★★

9.5 Suppose a researcher comes to you with a table of data, obtained from a block design, that looks as follows: where each x represents one observation. She asks you to analyze the data. (i) How...

Answered: 1 week ago

Previous Question Next Question