What is the molar mass of a molecule that contains one sodium atom, one oxygen atom, and one hydrogen atom?

Which of the following is true of liquids and solids? A. Solids have a definite shape and volume whereas liquids have a definite volume but not a definite shape. B.

Electronegativity difference of N and H

If 6.00 g of carbon is burned completely, what volume of carbon dioxide gas is released at STP? A. 6.0 L B. 11.2 L C. 22.4 L D. 134.4 L

Menthol, which is present in mentholated cough drops, is an organic compound containing only C, H, and O. When a 0.2010-g sample is analyzed by combustion, 0.5658 g of CO2 and 0.2318 g of H2O are obtained. What is the empirical formula of menthol?

Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum) are needed to absorb 6.70 MJ of energy (in the form of heat) if the temperature of the sodium is not to increase by more than 10.0 °C? Use CP = 30.

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