GwendaYaklich565 GwendaYaklich565

19-05-2014
Chemistry

Answered

Calculate the number of moles in a 14.5 gram sample of C4H10.

Answer :

madison12340 madison12340

19-05-2014

Moles= mass divided by molar mass
Molar mass= 12.01(4) + 1.01(10)
= 58.14g/mol

Moles=14.5g / 58.14g/mol
=0.249

Therefore there are approx 0.249 moles in a 14.5g sample of C4H10

Answer Link

Other Questions

Economists argue that free, competitive markets have a kind of dynamic "weeding out" process -- individual owners of scarce capital resources who fail to use th

Which is the best analogy of a wave? A wave is like building a ramp. A wave is like shaking a hand. A wave is like water rippling in a pond. A wave is like kno

As I glanced at the long chain of tables, I caught the eyes of a paleface woman upon me. Immediately I dropped my eyes, wondering why I was so keenly watched by

Which of the following statements reflects an idea contained in the United Nations' Universal Declaration of Human Rights?A. The ideals outlined shall be upheld

Please mark the correct statement.A. Peace movements in East Germany received support from the Catholic Church.B. Gorbachev's new policy of Perestroika had the

The categories of vocational interest identified by John Holland do NOT include:A. managerialB. investigativeC. artisticD. conventional

\begin{tabular}{|l|l|l|l|}\hline \multicolumn{4}{|c|}{Characteristics of Each Kingdom} \\\hline Domain & \multicolumn{1}{|c|}{Kingdom} & \multicolumn{1}

What is "crashing" in the context of project management?A. Slowing down project activitiesB. Reducing the scope of the projectC. Adding more resources to critic

Ben has a cell phone plan that provides 200 free minutes each month for a flat rate of [tex] \[tex]$39 [/tex]. For any minutes over 200, Ben is charged [tex] \$

When a reader detects an error in comprehension through monitoring strategies, what should happen next

A survey was conducted where males and females were asked if they would prefer to eat chicken or steak. The results of the survey are shown in the two-way frequ

Know the surface area of a sphere. How explain how to find the surface area of a hemisphere with the same radius

What is the name of the malicious code used to exploit a vulnerability in the SolarWinds Orion IT management software?A. BITPAYMERB. CRYPTOLOCKERC. SUNBURSTD. M

A "slam puller" is a tool commonly used to pull a safe. Group of answer choices A. TrueB. False

8. The FDA is required to a. ensure that a drug is safe and effective for its intended use. b. to monitor a drug after it is marketed to ensure it works as in

Bacia mediterrânea quanto a perspectiva histórica e quanto ao domínio romano

Fill in the blanks with the correct responses.1. The Stamp Act affixed a tax to all newspapers, broadsides, pamphlets, licenses, leases, or other legal document

Select the correct answer.What is the justification for step 2 in the solution process?[tex]\[ 10x - 25 - 3x = 4x - 1 \][/tex]Step 1: [tex]\( 7x - 25 = 4x - 1 \

The marketing club at school is opening a student store. They randomly survey 50 students about how much money they spend on lunch each day. What is the expecte

3. Calculate the interest rate for an account that is compounded monthly if the APY is [tex]4 \%[/tex].A. [tex]0.333 \%[/tex] B. [tex]0.444 \%[/tex] C. [tex]4