determine the percent error if the density of mercury is 13.534g/mL and you measured the density to be 13.000g/mL

What are transitional elements in chemistry?

Which of these is an example of elemental carbon? a diamond b methane c proteins

Which is true about all the different types of matter? 1. It is all made of the same basic particles. 2. It is all made of the same types of molecules. 3. Different types are made of different types of particles. 4.

What needs to be added to liquid water at the Earth's surface in order to evaporate it into gaseous water

Hydrogen sulfide h2s reacts with sulphur dioxide SO2 to give water and pure sulphur write down the overall equation of this reaction

2. Seorang ibu perlu menyediakan satu hidangan kari daging dengan cepat untuk anaknya yang lapar. Langkah manakah yang berikut dapat membantu dia mencapai tujuan ini? (CL01, C2) A. Menggunakan periuk yang lebih besar B. Menambah banyak serbuk kari C.

Which of the following statements is not true? Question 4 options: When atoms have similar electronegativities, electrons are shared equally When electrons are shared equally, the molecule is called a nonpolar molecule.

Write the isotope symbol for two isotopes of the same element. What makes the isotopes different? How are they similar?

According to the periodic table, which element has an atomic number of 40? a. u b. ca c. zr d. np

3. Which word best fits with the Earth's day and night cycle a. Revolution b. Rotation C Orbit d. Axis