Usted como ingeniero ambiental debe cuantificar la cantidad la cantidad de un compuesto x a utilizar. En proceso de extracción por solvente , en el cual se debe separar el compueato x del agua (compuesto x tiene 40,917 % de C, 4,5783% de H y el resto en oxigeno y su peso molecular es 176,12g/mol)

Select the correct answer from each drop-down menu. describe what happens to a carbon-11 atom when it undergoes positron emission. the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons

In 2002, the rare earth elements mine in mountain pass, california was closed because

Which of these is not an example of chemical weathering? a. iron-rich mineral rusting b. feldspar turning into clay c. limestone reacting with acid d. granite breaking up into sand