Tikiya is conducting experiments on samples of pure copper (Cu). While collecting data, Tikiya records both physical and chemical properties of the metal. Which of the following is dependent on the amount of copper particles in the sample? A. Electrical conductivity B. Thermal conductivity C. Mass D. Density

Acompound has a molecular weight of 12.124 atomic mass units and the empirical formula c3h40. what is the molecular formula of the compound?

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?

Essay-alternative energy sources research sources of energy that are being developed. write a report of 350-400 words discussing the information you learned concerning the development of various energy sources and the impact that you think they will have on your life. include sources cited at the end of your report using the mla format. follow the rubric guidelines. note that wikipedia is not an appropriate resource for a research paper. worth 99