Home
Class 12
CHEMISTRY
Express the following mathematical opera...

Express the following mathematical operations in scientific notation
(1) `(7.7 xx 10^(4))+ (0.77 xx 10^(5))`
(2) `(8.7 xx 10^(4))/(0.77 xx 10^(5))`

Text Solution

Verified by Experts

(1) `(7.7 xx 10^(4)) + (7.7 xx 10^(4)) = 15.4 xx 10^(4)`
(2) `(8.7 xx 10^(4)) - (7.7 xx 10^(4)) = 1 xx 10^(4)`
Promotional Banner

Topper's Solved these Questions

  • SOME BASIC CONCEPT OF CHEMISTRY

    AAKASH INSTITUTE|Exercise TRY YOURSELF|30 Videos

  • SOME BASIC CONCEPT OF CHEMISTRY

    AAKASH INSTITUTE|Exercise EXERCISE|60 Videos

  • SOLUTIONS

    AAKASH INSTITUTE|Exercise ASSIGMENT (SECTION-J) AAKASH CHALLENGERS QUESTIONS|10 Videos

  • SOME BASIC CONCEPTS OF CHEMISTRY

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION J (Aakash Challenges Questions)|10 Videos

Similar Questions

Explore conceptually related problems

Express the following mathematical operations in scientific notation. (1) (7.7xx10^(4))+(0.77xx10^(5)) (2) (8.7xx10^(4))-(0.77xx10^(5))

Express the following mathematical operations in scientific notation (1) (7.7 xx 10^(9))/(6.6 xx 10^(5)) (2) (7.7 xx 10^(-7))/(6.6 xx 10^(5))

Express the following mathematical operations in scientific notation. (1) (7.7xx10^(9))/(6.6xx10^(5)) (2) (7.7xx10^(-7))/(6.6xx10^(-5))

Express the following mathematical operations in scientific notation. 1) (7.7xx10^(9))/(6.6xx10^(5))" 2)" (7.7xx10^(-7))/(6.6xx10^(5))

Express the following mathematical operations in scientific notation. 1) (6.6xx10^(5))xx(7.7xx10^(8)) 2) (6.6xx10^(5))xx(7.7xx10^(-7))

Express the following mathematical operations in scientific notation. (1) (6.6xx10^(5))xx(7.7xx10^(9)) (2) (6.6xx10^(5))xx(7.7xx10^(-7))

0.5xx10^(-4)xx0.3xx10^(-3)xx10

Calculate the following a. (6.7 xx 10^(5)) xx (4.6 xx 10^(4)) b. (7.6 xx 10^(7)) xx (3.8 xx 10^(-4)) c. (6.8 xx 10^(-3)) xx (5.2 xx 10^(-4)) d. (6.7 xx 10^(5)) / (4.6 xx 10^(4)) e. (7.6 xx 10^(7)) / (3.8 xx 10^(-4)) f. (6.8 xx 10^(-3)) / (3.8 xx 10^(-4)) g. 7.65 xx 10^(2) + 2.72 xx 10^(3) h. 7.87 xx 10^(-4) - 2.61 xx 10^(-5)

3 xx 10^(5) + 4 xx 10^(3) + 7 xx 10^(2) + 5 is equal to

AAKASH INSTITUTE-SOME BASIC CONCEPT OF CHEMISTRY-ASSIGNMENT( SECTION - D) Assertion-Reason Type Questions
  1. Express the following mathematical operations in scientific notation ...

    Text Solution

    |

  2. A: 1 "a.m.u." = 1.66 xx 10^(-24) gram. R: Actual mass of one atom of...

    Text Solution

    |

  3. A: Unit of specific gravity is gram-"cc"^(-1) R: Specific gravity i...

    Text Solution

    |

  4. A: Number of atoms in 2 mole of NH(3) is equal to number of atoms in 4...

    Text Solution

    |

  5. A: In the reaction 2NaOH + H(3)PO(4) to Na(2)HPO(4) + 2H(2)O equi...

    Text Solution

    |

  6. A: Mass of 1 gram molecule of H(2)SO(4) is 98 gram. R: One gram atom...

    Text Solution

    |

  7. A: One mole of sucrose-reacts completely with oxygen produces 268.8 li...

    Text Solution

    |

  8. A: In the reaction, 2NaOH+H(2)SO(4) to Na(2)SO(4) + 2H(2)O equival...

    Text Solution

    |

  9. A: When 4 moles of H(2) reacts with 2 moles of O(2), then 4. moles of ...

    Text Solution

    |

  10. A: 50 ml, decinormal HCl when mixed with 50 ml, decinormal H(2) SO(4),...

    Text Solution

    |

  11. A : 50 ml, decimolar H(2) SO(4) when mixed with 50 ml, decimolar NaOH,...

    Text Solution

    |

  12. A : Ratio of empirical formula mass and molecular formula mass must be...

    Text Solution

    |

  13. A: For a given solution (density 1 gm//ml), molality is greater than m...

    Text Solution

    |

  14. A: 1 gram of salt in 1 m^(3) of solution has concentration of 1 ppm. ...

    Text Solution

    |

  15. A: Total charge on N(A) ions of CO(3)^(2-) is 1.93 xx 10^(5) coulomb. ...

    Text Solution

    |

  16. A: Number of ions in 9 gram of NH(4)^(+) is equal to Avogadro's number...

    Text Solution

    |