How many Al atoms are there in a 36.9 gram sample of AI? atoms Use the References to access important values if ne...

Question

Question

Answer 1

Answer #1

Moles of Al- man Molar mass of pl : 36.99 26.9881nd - 1.367 mol Al atom: = nol x Na 1.367 molx 6.022x1023 aboms no 18.24x1023

Answer 2

Similar Homework Help Questions

[References] Use the References to access important values if needed What would you multiply "grams of...

[References] Use the References to access important values if needed What would you multiply "grams of cesium" by to get the units "moles of cesium"? (unit) grams Csx number) — = moles Cs (number) (unit)
Use the References to access important values if needed fo What would you multiply "atoms of...

Use the References to access important values if needed fo What would you multiply "atoms of neon" by to get the units "moles of neon"? atoms Ne x (number) (unit) = moles Ne (number) (unit)
Use the References to access important values if needed for this question. How many ATOMS of...

Use the References to access important values if needed for this question. How many ATOMS of phosphorus are present in 1.38 grams of tetraphosphorus decaoxide? atoms of phosphorus. 2. How many GRAMS of oxygen are present in 1.01 1023 molecules of tetraphosphorus decaoxide? grams of oxygen days grams 1. How many GRAMS of potassium sulfate are present in 4.96 moles of this compound? moles 2. How many MOLES of potassium sulfate are present in 1.67 grams of this compound?

Use the References to access important values if needed for this question. 1. How many ATOMS...

Use the References to access important values if needed for this question. 1. How many ATOMS of nitrogen are present in 3.67 grams of nitrogen dioxide? atoms of nitrogen 2. How many GRAMS of oxygen are present in 1.02x102) molecules of nitrogen dioxide? grams of oxygen Submit Answer 2 question attempts remaining
[Review Topics] [References) Use the References to access important values if needed for this que What...

[Review Topics] [References) Use the References to access important values if needed for this que What w uld you multiply "moles of chlorine" by to get the units "grams of chlorine"? (unit) moles (1 x (number) + grams Ci (number) (unit) SED Answer Relay Endre CTOUP 8 more group attempts remaining
How many Ne atoms are there in a 40.8 gram sample of Ne ? How many...

How many Ne atoms are there in a 40.8 gram sample of Ne ? How many grams of Ba are there in a sample of Ba that contains 8.26×1023atoms? A sample of Hg weighs 31.4 grams. Will a sample of Fe that contains the same number of atoms weigh more or less than 31.4 grams? (more, less): Calculate the mass of a sample of Fe that contains the same number of atoms.

Use the References to access important values if needed for this question. a. How many grams...

Use the References to access important values if needed for this question. a. How many grams of aluminum cyanide. Al(CN)3, are present in 3.16 moles of this compound? grams b. How many moles of aluminum cyanide are present in 4.83 grams of this compound? moles
References Use the References to access important values if needed for this question. One of the...

References Use the References to access important values if needed for this question. One of the hydrates of Na2SO4 is sodium sulfate heptahydrate. A 70.4 gram sample of Na2SO4.7H20 was heated thoroughly in a porcelain crucible, until its weight remained constant. After heating, how many grams of the anhydrous compound remained? Submit Answer progress
ReVieW Topes Relerences Use the References to access important values if needed for this question. A...

ReVieW Topes Relerences Use the References to access important values if needed for this question. A sampl: of Ti weighs 68.7 grams. Will a sample of Se that contains the same number of atoms weigh more or less than 68.7 grams? (more, I s): Calcula the mass of a sample of Se that contains the same number of atoms. grams of Se Subm Answer Retry Entire Group 8 more group attempts remaining

Use the References to access important values if needed for this question. 1. How many ATOMS...

Use the References to access important values if needed for this question. 1. How many ATOMS of carbon are present in 4.34 moles of carbon dioxide ? atoms of carbon 2. How many MOLES of oxygen are present in 2.17x10-- molecules of carbon dioxide ? moles of oxygen SUDIT ARS Retry Entre Group group attempts remaining