Table of Contents

- How many significant digits does 800 have?
- How many significant digits does 0.00200 have?
- How many significant digits does 20 have?
- How many significant digits are in the measurement 0.00210 mg?
- How much significant digits in this number 204.020050 are there?
- How many significant digits are in the measurement 143000?
- How many significant figures are in the following number 202000?
- How many significant figures should be present in the answer of the following calculations?
- How many significant figures should be?
- How many significant figures are present in following?
- How many significant figures are there in 3?
- How many significant figures are in the following number 5000?
- How many significant numbers does 0.00120 have?

## How many significant digits does 800 have?

How Many Significant Figures?

Number | Scientific Notation | Significant Figures |
---|---|---|

800 | 8.0×102 | 1 |

80 | 8.0×101 | 1 |

81.60 | 8.15×101 | 4 |

8000 | 8.0×104 | 1 |

## How many significant digits does 0.00200 have?

Rounded to Fewer Sig Figs

2 | 0.0020 | 2.0 × 10-3 |
---|---|---|

1 | 0.002 | 2 × 10-3 |

## How many significant digits does 20 have?

Chem 2.3 – Using Scientific Measurements

A | B |
---|---|

How many significant figures are in the number 20? | 1 |

How many significant figures are in the number 20. ? | 2 (the decimal place makes the zero significant) |

How many significant figures are in the number 20.0 ? | 3 |

How many significant figures are in the number 0.04604 ? | 4 |

## How many significant digits are in the measurement 0.00210 mg?

3 significant figures

## How much significant digits in this number 204.020050 are there?

There are total 8 significant digits in number 204.020050.

## How many significant digits are in the measurement 143000?

3 significant digits

## How many significant figures are in the following number 202000?

For example: 202000 contains 3 significant figures.

## How many significant figures should be present in the answer of the following calculations?

Hence, the answer should have four significant figures.

## How many significant figures should be?

Rule 1: Non-zero digits are always significant. Hence a number like 26.38 would have four significant figures and 7.94 would have three.

## How many significant figures are present in following?

There are 5 significant figures.

## How many significant figures are there in 3?

Rounding to significant figures

Precision | Rounded to significant figures | Rounded to decimal places |
---|---|---|

3 | 12.3 | 12.345 |

2 | 12 | 12.34 or 12.35 |

1 | 10 | 12.3 |

0 | N/A | 12 |

## How many significant figures are in the following number 5000?

four significant digits