What type of bond is formed between cobalt and sulfur? (covalent or ionic?)

Consider the reaction below. C2H4 (g) + H2 (g) - -> C2H6 (g) Which change would likely cause the greatest increase in the rate of the reaction?

Butyric acid has a density of 0.959 g/mL at 20∘C. How many moles of butyric acid are contained in 1.56 mL of butyric acid? Express your answer to three significant figures and include the appropriate units

For an endothermic reaction, which of the following conditions must be true for all products? The change in enthalpy is positive and potential energy diagram is higher. The change in enthalpy is negative and potential energy diagram is higher.

In what phase of matter do particles fill the entire container in which their placed? A. Liquid B. Gas C. Solid D. Frozen

In this experiment, 1-2 mL of saturated sodium chloride is used to transfer the crude product after the initial distillation. Why is saturated sodium chloride, rather than pure water, used for this procedure?

The atoms of gaseous helium are

The subatomic particle that has the least mass is the ...

Which two properties are used to define matter? has mass and conducts heat has buoyancy and volume has mass and takes up space conducts energy and has characteristic properties

Calculate the energy if 48.7 g of Al reacts in the following reaction. (Al = 26.98 g/mol) Fe2O3 (s) + 2 Al (s) →Al2O3 (s) + 2Fe (s) ∆Hrxn = - 852 kJ.

Which type of wave has a wave perpendicular to the disturbance? Surface Longitudinal Mechanical Tranverse