Questions asked by Lilo
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A sample of compound X is found to contain 12.3 g of O, 18.4 g of C, and 25.7 g of N. The Law of Definite Proportion says if it weighs 90.3 g, how many grams of carbon are there?

Can some one please explain accuracy and precision and when to use them also significant figures? (with examples would be amazing )

Can someone please help me ??

Can anyone solve this im not sure how to ???

Physics help... there a few questions I need help with?

When a protein such DNA ase enzyme gets denatures with heat, it means that
which option is correct?

Can someone help me with a few physics question ?
with steps please !!

Physics help ??

Help please ??

Physics help ??

Help me please ??

A few question??

Can someone help me??

Who do you calculate the %RSD ?
calculate the %RSD to the correct number of sig. digits. to the correct number of sig. digits.
10.025, 10.025, 10.115, 10.251, 10.215, 10.151, 10.115

How do you name this organic compound?

Can anyone help me name this?

How do u name this, Im confused because of the ether ??

Can some explain this using ice table?? Calculate #K_c# at this temperature. Provide your answer to two places after the decimal and without units.

Can someone help with this question?

Can some explain this using ice table?? If #K_c# at this temperature is #0.877#, then in which direction (left or right) will the reaction shift to reach equilibrium?

Can someone help me solve this ??

Can someone help solve this?? im so confused??

Can some one help me with this question ??

Calculate the % w/v NaOCl in the sample of bleach ??

Calculate the pH of a solution labelled 0.62 M ammonia, NH3(aq), which is a weak monoprotic base. Kb(NH3) = 1.8 × 10−5. Use the 5% approximation rule. Provide your answer to two places after the decimal.?

I really bad at physics can someone help me with this question ?

Gravimetric Assignment: Determine the percentage by mass calcium carbonate in the egg shells ????

Can someone help me with this question ??

Can someone help me with this plz?