Posted by **Carli** on Tuesday, May 4, 2010 at 7:10pm.

2H20(l) = 2H2 (g) +O2 (g)

For the above, if 1.50 mg of water is decomposed, what mass of hydrogen is procduced? (1 mg=10^6g=1 metric ton)?

I came up with 0.1678475161 and rounded it to .17 mg H2. Am I on the right track and did I include the correct amount sig figs?

## Answer This Question

## Related Questions

- Chemistry - 2H20(l) = 2H2 (g) +O2 (g) For the above, if 1.50 mg of water is ...
- Physics - A heavy rainstorm dumps 1.0 cm of rain on a city 8 km wide and 9 km ...
- chem - A particular coal contains 2.55% sulfur by mass. When the coal is burned...
- Physics - How many metric tons (1 metric ton = 10^3 kg) of H2O fell on a city? (...
- chemistry - A particular coal contains 2.55% sulfur by mass. When the coal is ...
- Science grade 8 - Which chemical equation is balanced? 1. H20 H 2 + 20 2 2. 2H20...
- chemistry - the thermochemical equation for th edissocation of hydrogen gas into...
- Chemistry - It is estimated that uranium is relatively common in the earth’s ...
- CHEMISTRY HELP !!!! Show work please! - Compute the energy released in ...
- Chemistry - Predict the standard cell potential and calculate the standard ...

More Related Questions