for the first six members in the series of alkenes plot the number of hydrogen atoms on they exist in use this number the graph to drive the formula of alkane that has 10 carbon atoms. i will give brain list

Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.

Calculate the temperature rise when 0.2g of propane is used to heat 400cm cubed of water.

The independent variable in an experiment will be the variable that you o a) change ob) hold constant ng c) observe for changes