A mixture of uneven distribution and easy separation is:

- heterogeneous

- a solution

- homogeneous

- a standard

Four moles of Argon gas are at a pressure of 1.90 atm, and the temperature is 50 degrees C. What is the volume of the gas?

What is the maximum amount of Ca3 (PO4) 2 that can be prepared from 9.80 g of Ca (OH) 2 and 9.80 g of H3PO4 Ca (OH) 2 (s) + H3PO4 (aq) Ca3 (PO4) 2 (aq) + H2O (1) balance the equation 1st. O 6.80 g O 15.5 g O 8.60 g o 13.7 g O 10.3 g

What is spontaneous transmutation

Imagine that you have an ideal gas in a 6.70 L container, and that 1450 molecules of this gas collide with a square-inch area of the container at any given instant. If the volume is increased to 40.

The correct electron configuration for Mn is Question 4 options: 1s22s22p63s63d2 1s22s22p63s23p64s24p5 1s22s22p62d103s23p3 1s22s22p63s23p64s23d5

Plants make their own food. The chemical reaction for this process is shown in the equation below. CO2 + H2O + energy → C6H1206 + O2 What are the products in this chemical reaction? O A. C6H1206 + energy O B. H20 + energy O C. CoH1206+02 O D.

Using ohm's law, explain how voltage changes in relation to current, assuming that resistance remains constant.

An average copper penny minted in the 1960s contained about 3.000 g of copper. how much chalcopyrite had be mined to produce 100 pennies?

Which pack has the greatest change in enthalpy, warm packs (such as hand warmers) or cold packs (such as an ice pack) ?

A gay cylinder what are the variables in gay-lussacs law