Chemistry
Zinc carbonate, ZnCO3(s), dissolves in water to give a solution that is 1.7 multiplied by 10-5 M at 22°C. Calculate Ksp for ZnCO3(s) at this temperature.
Chemistry
Kp for the following reaction is 0.16 at 25°C. 2 NOBr(g) (reverse reaction arrow-> <-) 2 NO(g) + Br2(g) What happens when you decrease and increase volume?
Chemistry
Thank you!
Chemistry
How is Surface catalyst(heterogeneous) and homogeneous catalyst different? I'm in 10th grade chemistry and I don't understand it.
Chemistry
2 NO(g) + 2 H2(g) --> N2(g) + 2 H2O(g) Reactant Concentration(mol/L) and Rate of Appearance of N2 [NO] [H2] (mol/L·s) 0.420 0.122 0.136 0.210 0.122 0.0339 0.210 0.244 0.0678 0.105 0.488 0.0339 What is the rate constant?
Chemistry
H2PO4-(aq)+OH-(aq) -> HPO42-(aq)+H2O Experiment/[H2PO4-](M)/[OH-](M)/ Initial Rate(mol/L·min) 1 0.0031 0.00041 0.0021 2 0.0031 0.00082 0.0084 3 0.0093 0.00041 0.0063 4 ? 0.00034 0.0021 (second rows are moles of H2PO4, third rows are moles of OH, and the last rows are...
com155
can you show me if the words in bold are the pronouns in the following sentences and what kind of pronoun they are? My mom and I were discussing her credit card statement over the phone yesterday. She was upset at how high her bill was. She has a 12.5% interest rate on her car...
math
Jess makes 5/8 free throws how many will she make if she takes 720 tries
Math
The surface area of a rectangular prism is 10.4 in2. What is the surface area of a similar prism that is larger by a scale factor of 3? I am tearing my hair out over this question! Please help asap!
Social studies
What are some negative impact of technology?
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