What is the volume of 2.25 moles on neon gas at STP? A-0.01L B-50.4L C-0.1L D-60.8L

The atmospheric pressure of a cold winter day in NYC is 25.94 InHg. Calculate this value in Pa.

What are some of the ways we can show our staff that we are responsible of worthy of them

In 2-3 sentences, explain WHY the Elodea cells placed in the salt solution look different than they do in water. Include in your answer: What molecule is diffusing in this situation? What causes the appearance to change in salt?

Hershey and chase used the 35s isotope to label proteins. how does this isotope differ from the 32s isotope found in greatest natural abundance, and why did they choose 35s instead of 32s?

Circle only those of the following reactions that are redox reactions: K2CrO4 + BaCl2? BaCrO4 + 2 KCl Cu+S? CuS AgNO3 + HCl? HNO3 + AgCl 2 Na + 2 H2O? 2 NaOH + H2 MgBr2 + 2 NaF? MgF2 + 2 NaBr 2 CO + O2? 2 CO2 SO2 + H2O? H2SO3

Of the elements magnesium, calcium, and barium, which forms the ion with the largest radius? the smallest? what periodic trend explains this?

Balance the equation _H2O2->_H2O+_O2

A balanced chemical reaction obeys the law of ... A) ideal gases. B) definite proportions. C) conservation of matter. D) conservation of energy.

What is the net ionic equation for the reaction between nickle (II) chloride and silver (I) nitrate?

What is the velocity of a wave with a wavelength of 0.03 m and a frequency of 120 Hz?