# science

posted by .

Which shows the expression below simplified?
(3.6 × 1015) + (1.8 × 1012)

a. 3.60018 × 1015
b. 3.902 × 1014
c. 3.618 × 1015
d. 3.6018 × 1015

• science -

Punch the numbers into your calculator and check the answer.

• science -

Sorry!

Which shows the expression below simplified?
(3.6 × 1015) + (1.8 × 1012)

a. 3.60018 × 10^15
b. 3.902 × 10^14
c. 3.618 × 10^15
d. 3.6018 × 10^15

## Similar Questions

1. ### science

The specific heat capacity of the lava is 1600 J kg -1 degrees Celsius -1 . When all the erupted lava cools from the eruption temperature of 1050 degrees Celsius to 15 degrees Celsius, the heat released is 2 x 10 15 J. Calculate a …
2. ### science

Which shows the expression below simplified?
3. ### science

Which shows the expression below simplified?
4. ### physics

Mars has a mass of about 6.14 × 1023 kg, and its moon Phobos has a mass of about 9.8 × 1015 kg. If the magnitude of the gravitational force between the two bodies is 4.18 × 1015 N, how far apart are Mars and Phobos?
5. ### physics

Mars has a mass of about 6.8 × 1023 kg, and its moon Phobos has a mass of about 9.5 × 1015 kg. If the magnitude of the gravitational force between the two bodies is 4.66 × 1015 N, how far apart are Mars and Phobos?
6. ### Chem

A metal whose threshold frequency is 1.80×1015 s-1 emits an electron with a velocity of 7.24×105 m/s when radiation of 2.13×1015 s-1 strikes the metal.Use these data to calculate the mass of the electron.
7. ### Physics

Mars has a mass of about 6.59 × 1023 kg, and its moon Phobos has a mass of about 9.4 × 1015 kg. If the magnitude of the gravitational force between the two bodies is 4.35 × 1015 N, how far apart are Mars and Phobos?
8. ### science

light that has a frequency of 1.5 x 1015 Hz.
9. ### Chemistry- Dr. Bob

Question 1 Calculate the wavelength (in nm) of the red light emitted by a neon sign with a frequency of 4.74 x 1014 Hz. A) 704 nm B) 158 nm C) 466 nm D) 633 nm E) 142 nm My answer: D.633 nm Question 2 How many photons are contained …
10. ### Chemistry

A metal whose threshold frequency is 1.10×1015 s−1 emits an electron with a velocity of 6.53×105 m/s when radiation of 1.37×1015 s−1 strikes the metal. What is the mass of the electron?

More Similar Questions