What element has been produced through the nuclear decay of zinc and polonium? Why did the elements “decay”? September 20, 2017 Catalyst

Why do humans need nitrogen Why do humans need nitrogen? Can our bodies use nitrogen from the atmosphere?

Draw the graph below. Remember TALKS! September 21, 2017

Which type of soil allows water to permeate too quickly for most crops to use? Clay Gravel Loam Sand Silt September 21, 2017

September Earth, Wind & Fire Do you remember the 21st night of September? Love was changing the minds of pretenders While chasing the clouds away Our hearts were ringing In the key that our souls were singing. As we danced in the night, Remember how the stars stole the night away Ba de ya - say do you remember Ba de ya - dancing in September Ba de ya - never was a cloudy day Ba duda, ba duda, ba duda, badu Ba duda, badu, ba duda, badu Ba duda, badu, ba duda My thoughts are with you Holding hands with your heart to see you Only blue talk and love, Remember how we knew love was here to stay Now December found the love we shared in September. Only blue talk and love, Remember the true love we share today Ba de ya - say do you remember Ba de ya - dancing in September Ba de… There was a Ba de ya - say do you remember Ba de ya - dancing in September Ba de ya - golden dreams were shiny days The bell was ringing, aha Our souls were singing Do you remember Never a cloudy day There was a Ba de ya - say do you remember Ba de ya - dancing in September Ba de ya - never was a cloudy day Ba de ya de ya de ya Ba de ya de ya de ya ba de ya de ya de ya De ya Ba de ya de ya de ya Ba de ya de ya de ya ba de ya de ya de ya

September 22, 2017

A 208 g sample of sodium-24 decays to 13. 0 g of sodium-24 within 60 A 208 g sample of sodium-24 decays to 13.0 g of sodium-24 within 60.0 h. What is the half-life of this radioactive isotope? September 22, 2017

Catalyst: Sept 26, 2017, Tuesday How many grams of copper are in 1.2 x 1024 atoms of CuSO4? 20 more minutes on your test! Organize unit. Start Word Pictures and Electron Configurations

Catalyst: Sept 26, 2017, Tuesday What is the cation exchange in soil?

Catalyst: Sept 27, 2017, Wednesday Describe where the metals, nonmetals and metalloids are on the periodic table. Give an example of each one.

Catalyst: Sept 27, 2017, Wednesday What are the soil horizons…..in order? What is the E horizon?????

Catalyst: Sept 29, 2017, Thursday Can you find the frog that will save your life?

Write the FULL and the noble-gas configuration for zinc. Catalyst: Oct. 2, 2017, Monday Write the FULL and the noble-gas configuration for zinc. Short Quiz tomorrow Electron Configuration Test on Thursday! No school on Friday!

Catalyst: Oct. 2, 2017, Monday Sketch and label the picture above on one of the blanks of your catalyst sheet from last week

Noble (or short hand) configuration for lead Catalyst: Oct. 3, 2017, Tuesday Noble (or short hand) configuration for lead Short Quiz tomorrow Electron Configuration Test on Thursday! No school on Friday!

List one environmental disadvantage to wind power. Catalyst: Oct. 3, 2017, Tuesday List one environmental disadvantage to wind power.

Catalyst: Oct. 4, 2017, Wednesday How many electrons are on the 1, 2, 3, 4 energy levels for nickel? Electron Configuration Test on Thursday! No school on Friday!

Catalyst: Oct. 4, 2017, Wednesday Based on the picture below, draw your own version to show bioaccumulation and biomagnification.

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