# Mole Worksheets with Answer Keys

### What is the molecular weight of the following compounds?

What are the weights of the compounds? NaOH 22.98 + 16.00 + 1.01 is 40.00 grams/mol. H 3 PO 4 98.00 grams is 3 H 2 O 2(1.01). + 18.02 grams is 16.00 2 Se 7 2(54.94) + 7(78.96) 662.60 grams is 5. 2(35).45 is the MgCl 2. 95.21 grams 6 is NH 4. So.

### How many hydrogen ions are in a mole?

Key 1 is the Mole Concepts Worksheet. How many hydrogen ion are in a mole? 6.02 U00d7 1023 What is the mass of a mole of H+ ion? 1.01 g 3. One mole of lead contains 6.02 atoms and has a mass of 207.2 g. How many atoms of sulfur and carbon are needed to make a molecule of carbon disulfide? One atom of C and two atoms of S.

### What is the atomic weight of carbon?

Key questions and exercises are included in the Chem 115 POGIL Worksheet. The mole of carbon has a mass of 12.0107 g, but why doesn't it weigh 12 g? The atomic weight is the weighted average of the isotopes in a sample of carbon.

### How many moles are in lithium?

The answer key for the mole calculation is 1. How many moles are there? How many grams are in the sulfur? How many moles are in 22 grams of argon? 0.55 How many grams of magnesium are there? How many grams of phosphorus are there? 0.074.

### What is the u201cmoleu201d?

The mole's solution is to define U201 cmole” . 6.02 x 1023 is usually atoms or molecules. There are two more How many moles are present in 34 grams of Cu(OH)2? How many are present in 0.40 5) How many grams are there in NH 3? 96 grams.

### What is one mole of calcium?

Answers 1. There is one mole for every 40.08 grams of calcium. 2. The mole is 6.02 x 10 23, so it is 10 Mg atoms. 3. 5.25 mol Ag (6.02 ud835udc65 10 23ud835udc4e ud835udc5c ) 3.34 x Ag 4 335.55 x 10 molecules.

### What is the name of the worksheet for Mole Conversion Worksheet?

Key is the name of the mole conversion worksheet. Three mole equalities exist. 6.02 x 1023 particles is the number ofmol. 1 mol is the g-formula-mass, and 1 mol is the amount of gas at the STP. The two conversion factors can be written on each equality. Determine what you are solving for. The second step is Step.

### What is a mole called?

Over and over again, chemists refer to it as a mole. The objects are called a mole, just as you call 12 objects a dozen. Look again at how these quantities are related. 55.847 g of iron 6.022 1023 iron atoms 1 of iron.

### What is the Molar Mass Name Date Period?

What is in a mole? Molar Mass Name Date Period Part 1: Molar Mass 1. The second column is in a periodic table. The last column will be completed in Part 2. What is the chemical formula Molar mass g/? Cu(s) is equivalent to: 50 ft of 20-gauge copper wire has Cu atoms. O.

### What is the molar mass of a compound?

The answer key for the Molecular Formula Worksheet. Write the formula of a compound with an empirical formula of C2OH4 and a molar mass of 88 grams per. C4O2H8. There are two more A compound with an empirical formula of C4H4O and a molar mass of 136 grams per. C8H8O2.

### How many moles are in lithium?

The answer key for the mole calculation is 1. How many moles are there? How many grams are in the sulfur? How many moles are in 22 grams of argon? 0.55 How many grams of magnesium are there? How many grams of phosphorus are there? 0.074.

### What is the molar mass of a chemical?

The mole mass could be from the periodic table or the molecule. The answer key is used to calculate the molar mass of the chemicals. If you want to report the correct number of significant figures, use two decimal places.

### What is the number of moles?

The compound to be named and the number of moles to be found are given in the answer key.

### What is the atomic weight of carbon?

Key questions and exercises are included in the Chem 115 POGIL Worksheet. The mole of carbon has a mass of 12.0107 g, but why doesn't it weigh 12 g? The atomic weight is the weighted average of the isotopes in a sample of carbon.

### What is the mass of each of the following compounds or elements?

There is a mole Worksheet. What is the mass for each compound? 1. There were 7.24 moles of silverphosphate and 2.88 moles of diphosphorous pentoxide. There is zinc bicarbonate 4. 154.8 of the substance. There is 88.624 of silver. The following questions are posed.

### How many moles are in water?

How many moles are in 40.0 grams of water? There are two more How many grams of Na 2 O are there? How many atoms are in the metal?

### What is one mole of calcium?

Answers 1. There is one mole for every 40.08 grams of calcium. 2. The mole is 6.02 x 10 23, so it is 10 Mg atoms. 3. 5.25 mol Ag (6.02 ud835udc65 10 23ud835udc4e ud835udc5c ) 3.34 x Ag 4 335.55 x 10 molecules.

### What is the correct unit of grams of Zn?

The answer has the correct units of grams of zinc. Is the number of figures correct? The number of significant figures is correct because there are three figures in the value of 0.366 Zn. Is it reasonable? About 1/3 is about 0.366 About 1/3 of the mass of Zn is 23.9 g. 65.39 g is a measurement.

### How many cans would a school have per year?

Depending on the school population, the answers will be different. The number of cans for a school of 1,000 students is 868,000. It takes about two cans to make a mole of aluminum atoms. The number of cans should be divided by 2 to get the number. The number of aluminum atoms is 434,000.

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