In a hydrogen fuel cell, hydrogen gas and oxygen gas are combined to form water. write the balanced chemical equation describing this reaction (using lowest whole-number coefficients.

What is the negative charge of an atom?

Which reaction takes place in a nuclear fission reactor? Superscript 13 subscript 6 upper C plus superscript 1 subscript 1 upper H right arrow superscript 14 subscript 7 upper N.

What are omnivorus give some example

Two different atoms have four protons each and the same mass. However, one has a positive charge while the other is neutral. Describe what each atomic structure could be, listing the possible number and location of all subatomic particles.

The number of d-electrons in Fe2 + (Z = 26) is not equal to that of A. p-electrons in Ne (Z = 10) B. s-electrons in Mg (Z = 12) C. d-electrons in Fe (Z = 26) D. p-electrons in CI (Z = 17)

A quantity of 1.922 g of methanol (CH3OH) was burned in a constant-volume bomb calorimeter. Consequently, the temperature rose by 5.72°C. If the heat capacity of the bomb plus water was 9.

Some studies has shown that peppermint odor increases people's mental sharpness, especially when they solve math problems.

Why can't double-replacement reactions start with one reactant is a pure metal?

The reaction 2 A + B2 2 AB follows this mechanism: Step 1: A + B2 AB + B (slow) Step 2: A + B AB (fast) What is the order with respect to [B2] in the overall reaction?

How many grams of P4O10 are produced if you burn 50.0 g of phosphorus with sufficient oxygen?