Is petrolatum ionic or covalent

A car travelling at 20km per hour emits about 0.0750kg of carbon monoxide per kilometre. How many mole of carbon monoxide are emitted per kilometre under these conditions?

One mole of aspartame (C14H18N2O5) reacts with two moles of water to produce one mole of aspartic acid (C4H7NO4), one mole of methanol (CH3OH) and one mole of phenylalanine. a. What is the molecular formula of phenylalanine? b.

Which is an example of a chemical change? mixing of poster colors formation of clouds metal corroding in salt water sugar dissolving in water separating salt from seawater

How does an enzyme affect a chemical reaction?

The ph of a fruit juice is 3.6. find the hydronium ion concentration, left bracket upper h 3 upper o superscript plus right bracket , of the juice. use the formula phequalsnegative log left bracket upper h 3 upper o superscript plus right bracket.

0.100 mol of CaCO3 and 0.100 mol CaO are placed in an 10.0 L evacuated container and heated to 385 K. When equilibrium is reached the pressure of CO2 is 0.220 atm. 0.

What is true about the charges of transition metal ions?

A gas obeys the ideal-gas equation of state P V = N k T, where N = n NA is the number of molecules in the volume V at pressure P and temperature T and n is the number of gm-moles of the gas.

76. Which of the following choices is not an example of an adaptation? A. Nocturnal animal species have large eyes. B. One member of a wolf litter is born with shorter legs than its siblings. C.

Which is more dense a pound of rice or a pond of cement