What are tectonic plates made up of

In France, grapes are 1.95 euros per kilogram. What is the cost of grapes, in dollars per pound, if the exchange rate is 1.14 dollars/euro? (2.6)

Which gas is needed for any fuel to burn? A. methane B. oxygen C. carbon dioxide D. hydrogen

I have a compound that turns litmus red, and very slowly causes effervescence in bicarbonate, but only with vigorous mixing. I performed the ester test and it looked okay, but all I smell is a little of the alcohol I used.

What are weak bonds that allow flexibility in enzymes

Water obtained from natural resources does not show neutral pH. What is the reason behind this? The neutral nature of water changes due to its ability to dissociate into H + and OH - ions.

If 38.7 grams of lithium chlorate decomposes, how many grams of oxygen gas can be produced?

Balance the following redox equation in acidic solution using the smallest integers possible and select the correct coefficient for the H + (aq) ion.

Toussaint L' ouveeture lead a revolt that eventually resulted in Independence for

If a solution contains 1 x 106 hb molecules, how many o2 binding sites are available? if the solution of hb is 50% saturated with o2, how many binding sites are occupied by o2?

A. what are isotopes? b. how are the isotopes of a particular element alike? c. how are they different?