If you have 400 grams of a substance that decays with a half-life of 14 days, then how much will you have after 56 days?

How many moles of sodium nitrate NaNO3 would be produced from the complete reaction of 253 g sodium chromate Na2CrO4

Describe how the catalyst, zymase speeds up the reaction shown

What type of reaction is represented by the following equation: C4H8 (g) + 602 (g) → 4CO2 (g) + 4H2O (g)

How much energy is required to decompose 612 g of PCl3, according to the reaction below? The molar mass of PCl3 is 137.32 g/mol and may be useful. 4 PCl3 (g) → P4 (s) + 6 Cl2 (g) ΔH°rxn = + 1207 kJ

The new chemistry teacher at your school is my friend's cousin. what is the complete subject

Which state of the West produces the widest varieties of fruits, vegetables, and nuts? A) California B) Colorado C) Wyoming D) Alaska

A chemical engineer for a fertilizer company is determining the most efficient way to produce ammonia. the engineer carries out the haber reaction under four different conditions.

What type of Bond exist in a molecule of hydrogen Iodide

Which common material is an example of a polyamide?

A particular brand of gasoline has a density of 0.737 g/mL at 25 ∘ C. How many grams of this gasoline would fill a 12.8 gal tank (1US gal=3.78L) ?