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

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

Text Solution

Verified by Experts

(1) `6.6 xx 7.7 xx 10^(5 + 9) = 50.82 xx 10^(14)`
(2) `6.6 xx 7.7 xx 10^(5 + (-7)) = 50.82 xx 10^(-2)`
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) (6.6xx10^(5))xx(7.7xx10^(8)) 2) (6.6xx10^(5))xx(7.7xx10^(-7))

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) (7.7xx10^(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) (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) (7.7 xx 10^(4))+ (0.77 xx 10^(5)) (2) (8.7 xx 10^(4))/(0.77 xx 10^(5))

(-5)xx(-6)xx(-7)= ____

Perform the following calculations upto proper number of significant figures : (i) (1.20 xx 10^(-6)) + (6.00 xx 10^(-5))=? (ii) (2.164 xx 10^(5))^(1//2)=? (iii) (9.13 xx 10^(-2))(7.006 xx 10^(-3))=? (iv) 4.00 xx 10^(-2) + 3.26 xx 10^(-3) +1 xx 10^(-6)=?

0.000006723 when expressed in scientific notation,is 6723xx10^(-5) (b) 67.23xx10^(-7) (c) 6.723xx10^(-6)(d) None of these

The number 518,000,000 when expressed in scientific notation,equals 51.8xx10^(6)(b)51.8xx10^(7)(c)5.18xx10^(8)(d)5.18xx10^(9)

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

    |