# what mass (in mg) does 2.63 moles of nickel have?

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## What mass (in mg) does 2.63 moles of nickel have?

3.56 × 105 mg 1.54 × 105 mg 2.23 × 104 mg 129 mg?

1.54 x 10^5 mg The atomic weight of nickel is 58.6934 Since you have 2.63 moles, the mass will be 2.63 * 58.6934 = 154.3636 grams. Multiply by 1000 to get milligrams 154.3636 * 1000 = 154363.6 g Convert to scientific notation 1.543636 x 10^5

## What mass (in mg) does 2.63 moles of nickel have?

1 mole 58.69 g2.63 moles ?? 2.63 x 58.69 / 1 => 154.3547 g 1 g 1000 mg154.3547 g ?? 154.3547 x 1000 / 1 => 154,354.7 mg

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1.54 x 10^5 mg

The atomic weight of nickel is 58.6934

Since you have 2.63 moles, the mass will be

2.63 * 58.6934 = 154.3636 grams.

Multiply by 1000 to get milligrams

154.3636 * 1000 = 154363.6 g

Convert to scientific notation

1.543636 x 10^5

Look at the available options and see what matches.

3.56 x 10^5 mg ; Nope, way too big

1.54 x 10^5 mg; Matches to the number of significant figures given.

2.23 x 10^4 mg; Nope, way too small

129 mg; Nope, way too small.

Answer : The mass of nickel have, 15435.47 mg. Solution : Given, Moles of nickel = 2.63 moles Molar mass of nickel = 58.69 g/mole Formula used : (1 g = 1000 mg) Therefore, the mass of nickel have, 15435.47 mg.

### How many kilograms are there in 263 milligrams?

One kilogram is equal to 1000000 milligrams. Therefore, 263 milligrams is equal to 263/1000000 = 0.000263 kilograms.

### How many kilograms are they in 263 milligrams?

0.000263 kg

### 263 round nearest tens?

263

### What is 30 percent of 263?

30% of 263= 30% * 263= 0.3 * 263= 78.9

### What is the mass number of an ion with 105 electrons 157 neutrons and a 1 charge?

You mean a charge of +1? That would mean that it has 106 protons. That element is seaborgium. The atomic mass, however, can be calculated by a combination of protons and neutrons. 106+157=263. The particle you speak of, seaborgium 157, has an atomic mass of 263.

### How do you do 263 92?

263 + 92 = 355 263 – 92 = 173 263 x 92 = 24196 263 ÷ 92 = 2.85869565217391

### What are all the factors of 263?

The factors of 263 are 1 & 263

### What is the sum of 263?

263.

### How 3 go into 263?

No, only 1 and 263 go into 263 because 263 is a prime number.

### What are the factors and prime factors of 263?

The factors of 263 are: 1, 263

### What is 263-322?

263-322 = -59

### What are the factors of 263?

The positive integer factors of 263 are: 1, 263

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