Explain how atoms of u-235 and u-238 are similar and how they are different.

Which one of the following solutions has The (((lowest))) PH value? A - 2 molar HCl B - 2 molar HNO3 C - 2 molar H2SO4 D - 2 molar H3PO4

How to write a balanced net ionic equation for each reaction

Which equation is set up correctly to determine the volume of a 3.2 mole sample of oxygen gas at 50°C and 101.325 kPa? A V = (3.2 mol) (8.314 L⋅kPa/K⋅mol) (323 K) 101.325 kPa B V = (3.2 mol) (8.314 L⋅kPa/K⋅mol) (50∘C) 1 atm C V = (8.

Consider the chemical reaction below. Upper Z n (s) plus 2 upper H superscript plus (a q) right arrow upper Z n superscript 2 plus (a q) upper H subscript 2 (g).

Suggest two ways that chemical pollutants could be carried far from their sources

When 500 mL of 0.100 MAgNO3 is combined with 500 mL of HCl in a coffee-cup calorimeter, the temperature changes from 23.40 ∘C to 24.21 ∘C. Calculate ΔHrxn for the reaction as written. Use 1.00 g/mL as the density of the solution and C=4.

How much heat is required to warm 1.30 l of water from 24.0 ∘c to 100.0∘c? (assume a density of 1.0g/ml for the water.) ?

how many protons electrons and neutrons does a atom with the atomic number 50 and mass number 125 contain?

What do you call an equation that has all the correct formulas, but is not a balanced equation

What were some reasons why it was a good idea to remove the lid from the separatory funnel after each extraction? Select all that apply.