Blackboard Learn ← M Gmail C X Aktiv Chemistry app.101edu.co YouTube Maps .. X b Search results for 'Det x Welcome to MyTCC 403- Forbidden: Ac Your Sets | Quizlet X b Answered: What is the X G What is the mass perc X o 31 E

Calculate the mass percent of hydrogen in C6H6 to 2 significant digits.  [put only the 2 digit number, with a decimal point

s Percent 3 Submitting an external tool ers or 7 of for n d n ▼ ▼ Q Search Part A L Submit Volume = Value HA Part B Potassium cyanide is a toxic substance, and the median lethal dose depends on the mass of the person or animal that ingests it. The median lethal dose of KCN for a person weighing 115 lb (52.2 kg) is 6.01x10-3 mol. What volume of a 0.0680 M KCN solution contains 6.01x10-3 mol of KCN? Express the volume to three significant figures and include the appropriate units. ▶View Available Hint(s) mol Previous Answers PRE Units hp www ? 4 X Incorrect; Try Again; 5 attempts remaining The value you reported corresponds to the volume of solution that contains 0.0680 mol of KCN. You need to find the volume of solution that contains 6.01×10-3 mol of KCN To find the volume of solution (L) containing the specified number of moles of solute, multiply the given moles by the concentration so that the units of mole cancel. p (3 EA ? Help 4 of 10 L Review | Constants| Periodic Table

mistry app.101edu.co YouTube Maps NG AMOUNT * @ 7 2 X W S F2 X Jill # Welcome to MyTCC Welcome to MyTCC 3 F3 E D C 20: $ 4 R F 30 % 35.6 V Aluminium has a density of 2.70 g/cm² How many moles of aluminum are in a 13.2 cm block of the metal substance? 4 ADD FACTOR X x() F5 5 molecules Al T Content G 1.32 F6 A 6 B 2.70 0.489 g Al/mol F7 Y & H Question 1 of 50 0.100 g/cm² W 7 26.98 N ASUS X F8 U J g Al Lo b Home | bartleby ANSWER 8 962 13.2 F9 | M mol Al 1 1 K F10 9 < I RESET 5 6.022 x 10 O cm 1 F11 O L X + 10 P : F12 - I Prt Sc 1 ? + [ Q 12 ☆ = 12 Insert 1 Delete Backspace J Submit Home Enter PgUp Shift Pe

Remaining Time: 1 hour, 01 minute, 47 seconds. * Question Completion Status: QUESTION 2 The number of water molecules in 2.3 mg of water is O 6.02 x 1023 O 77.0 x 1023 O 7.7 x 1023 O 7.7 x 1019 none of the above QUESTION 3 A ctudent makes a colution bu discolvina 254a ofNDOH int0 450 gof water Wh. Click Save and Submit to save and submit. Click Save All Answers to save all answer ere to search DELL

m/course.html?courseld=16481757&OpenVellumHMAC=feeaec83fa5cc7b2f32454414caf19a1#10001 Part C In the gaseous state, chlorine exists as a diatomic molecule Cl2 (Molar mass = 70.9 g/mol). Calculate the number of moles of chlorine present in 140 g of chlorine gas. Express the quantity in moles to three significant figures. • View Available Hint(s) ? mol Moles of chlorine gas = Submit Previous Answers X Incorrect; Try Again Multi-step problems A problem that asked you to convert molecules to grams could require two steps 1. convert the molecules to moles P Pearson 2convert to moles to areme Copyright O 2021 Pearson Education Inc. All rights reserved. I Terms of Use | Privacy Policy I Permissions | Contact Us |

-CHEM A054 520 2 X Question 10 - Chapter 9 part 2 X CH6_Chem103 - Kenai Peninsu x + ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launch Chapter 9 part 2 Homework i 10 1 points 8 01:46:48 eBook Hint Print References Mc Graw Hill 7 2 Determine the mass of Na2SO3 necessary to prepare 500.0 mL of a solution that is 0.168 M Na2SO3. g Na2SO3 3 80 00 F3 $ 4 000 000 F4 dº LO % 5 8 DII F8 ( 9 2. F9 (

The answer that was given i already had the answer so I'm not sure why u guy's did the same one?...can u do problem #2. I don't need problem 1. Please give me credit for the one you answer wrong. Thank you

Please help me answer this

A Login My AP Login - Coll. LanguageTool -Onl.. Co Biography of Albert. Crillegnettouth Pre-AP Unit 3 Learning Checkpolnt 2 1 (3 10 11 Question 9 D CH, (g) + 2 O2 (g) CO, (g) + 2 H20 (g) When CH, (g) is burned in O,(g), the reaction represented by the equation occurs. If 32 g of CH, is burned completely, how many moles of CO, are produced? Enter the number of moles to the nearest whole number. mol